Knuth's Art of Computer Programming V4 (and what Bill Gates said about it)
Donald Knuth's Magnum Opus is getting another volume - The Art of Computer Programming Vol 4 and it should be out soon. One of my favorite bookstores (BookPool) has an excerpt from it. The AoCP is the source for computer science algorithms and data structures -
If you think you're a really good programmer. . . read [Knuth's] Art of Computer Programming.... You should definitely send me a resume if you can read the whole thing. -Bill Gates