I recently listed my five favourite books for geeks for in article. It was an interesting experience and I hope a few people will share their lists here.
1984 Nineteen Eighty-Four
The Player of Games (The Culture)
A Game of Thrones: The Story Continues Books 1-5: A Game of Thrones, A Clash of Kings, A Storm of Swords, A Feast for Crows, A Dance with Dragons (A Song of Ice and Fire)
Watchmen: The Deluxe Edition HC