Tales of a Junktown Jerky Vendor (Barter)
Vault 22 – Pest control — head north of the steps from the elevator, into the lab room. On the table with bubbling vials.
Allied Technologies Offices – In the room to the west of the entrance room, in the Southwest Corner.
Cap Counterfeiting Shack – On the suitcase by the bed, in the back room of the cellar.
Primm – Inside the Bison Steve Casino, on the floor behind the gift shop counter.

Nikola Tesla and You (Energy Weapons)
REPCONN HQ – Inside the locked shipping room with the collapse ceiling. On top of a safe on the floor, in the corner.
REPCONN HQ – On the second floor, in the northeast server room, on the table with the terminal in the far corner.
Hidden Valley – In the white plastic bin by the desk in Schuler’s office, in Bunker L1.
Old Nuclear Test Site – On the small table opposite the entrance, inside the irradiated shack.

Duck and Cover! (Explosives)
Nellis AFB – Inside Mother Pearl’s barracks, on the bookshelf.
Sloan – Inside the small barracks shack, next to the trailer, on the left locker shelf, near the bunk beds.
Mojave Outpost – Inside the bar and barracks building, on the bottom shelf, in the middle below the bar counter.

Guns and Bullets (Guns)
Gomorrah – In the Zoara Club, on the first low bookshelf, to the left of Big Sal’s office.
Raul’s Shack – IN the small wooden crate on the floor, at the foot of the metal shelves, to the left of the entrance.
Vault 34 – On the small metal table between the sofas by the pool table, in the Armory Common room. Follow the sign after descending.
Nevada Highway Patrol Station – In the first room you come to after the entrance, on a desk near the door that leads to the cells.

Tumblers Today (Lockpick)
Silver Peak Mine – Inside the shack, behind the two small tables, on the bottom of an open locker, to the right of the entrance.
Bitter Springs Recreation Area – Inside the office shack to the west, on the desk in the smaller of the two rooms.
The Prospector’s Den – Inside the cave system, in the subterranean section, in the barracks room, on the floor in the far right corner.
Wolfhorn Ranch – Inside the farmhouse, under the door-less refrigerator.

D.C. Journal of Internal Medicine (Medicine)
Follower’s Safehouse – On the bedside table shelf, in the second room.
Mesquite Mountains Crater – Inside Hell’s Motel, below the globe with the hat on it, on the table with the Repair Kit and Radio.
HELIOS One – On the bed with the pillow, in the room with the Holotape password, on the very top floor — cross the planks to get there.
Novac – In the middle of the queen-sized bed, inside Ranger Andy’s motel bungalow.

Grognak the Barbarian (Melee Weapons)
Jacobstown – On the floor next to the cooker, inside the eastern bungalow, near the pond.
Cannibal Johnson’s Cave – On the sleeping mattress near the ham radio, close to the campfire.
Hidden Supply Cave – On one of the cave’s large metal crates.
Cottonwood Cave – Inside the Headquarters building, on the upper floor, on the bedside table’s shelf.

Dean’s Electronics (Repair)
Nellis Air Force Base – Inside Loyal’s workshop shed, on the long metal counter.
Sloan – Inside the barracks, on the shelf between the Dino Toy and the Radio.
Southern Nevada Wind Farm – Inside the shack, on the table with the clipboard.
Abandoned BoS Bunker – On the metal sill, opposite the Reloading Bench, inside the office area.

Big Book of Science (Science)
Brewer’s Beer Bootlegging – In the basemant of the shack, on the table with the chemistry equipment.
REPCONN Headquarters – Inside the HQ, on a shelf in the Gift Shop store-room.
Nipton – On the mayor’s desk, on the top floor of the town hall.
Camp Forlorn Hope – Inside Major Polati’s tent, on the desk in the far right corner.

Chinese Army: Spec. Ops Training Manual (Sneak)
NCR Sharecropper Farms – In the ranch house near the four fertilizer hoppers, by the corner desk.
Vault 3 – On the low bookcase, inside the executive dorm.
Goodsprings – Under a book in the low bookcase, inside the ranch house just east of the schoolhouse.
Camp Searchlight – In the east chapel, inside the Gecko-filled basemant, on the stone floor, at the foot of the metal shelves.

Lying, Congressional Style (Speech)
Brooks Tumbleweed Ranch – On an open locker shelf, in the upstairs room with the chessboard.
Cerulean Robotics – On the floor among the desks in the office.
NCR Correctional Facility – In the Administration Building, on the desk in the darkened room opposite Eddie’s room.
Lucky Jim Mine – Inside the shack, below the Varmint rifle, to the right of the empty fridges.

Wasteland Survival Guide (Survival)
Scavenger Platform – On the Northern Platform section, among the other books by the fallen metal shelf.
Lone Wolf Radio – Inside the radio trailer, near the Scrap Electronics and mattress.
Mesquite Mountains Campsite – Inside the westernmost tent, behind the rolled-up bedding.
Matthews Animal Husbandry Farm – Top balcony of the northern barn, near the barrel.

Pugilism Illustrated (Hand-to-Hand)
The Tops Casino – On a small table near the pool tables, in the Presidential Suite.
Fisherman’s Pride Shack – On the bedside table inside the shack.
Nipton Road Rest-stop – Inside the store marked “Lester,” on one of the wooden bookcase shelves.
Vault 11 – Inside the living quarters, in Female Dorm #1, by the fallen dresser.

From a http://www.gamefaqs.com/boards/959559-fallout-new-vegas/56853582:



That list is missing a Big Book of Science you can earn from a specific quest path during That Lucky Old Sun, as well as a Duck and Cover! at Ranger Station Foxtrot.