Non-fiction
- L. Sprague de Camp
- The Conan Reader
- The Great Monkey Trial
- Carlos Castaneda – The Teachings of Don Juan: A Yaqui Way of Knowledge
- L. Sprague de Camp and Catherine Crook de Camp – The Day of the Dinosaur
- Paul R. Ehrlich – The Population Bomb
- H. P. Lovecraft – Selected Letters II (1925–1929)
- William Manchester – The Arms of Krupp: 1597-1968
- James Morris - Pax Britannica: The Climax of Empire
- Charles Rembar – The End of Obscenity: The trials of Lady Chatterley, Tropic of Cancer and Fanny Hill
- Adam Smith – The Money Game
- Erich von Däniken – Chariots of the Gods
- James D. Watson – The Double Helix
Read more about this topic: 1968 In Literature