sophie's world by Jostein Gaarder
History of Western philosophy by Bertrand Russell
For whom the bell tolls by ernest hemingway
1984 by George Orwell
Doors of Perception by Aldaus Huxley
Call of Chtulhu by H.P. Lovecraft
The Transcendence of the Ego by Jean-Paul Sartre
the murder in La rue Morgue by Edgar Allan Poe
well it's a good start i think