Highly recommended:

• Stuart Russel and Peter Norvig: Artificial Intelligence. A modern approach. 2nd Edition, Prentice Hall 2003

Also worth reading:

• Ian Parberry: Speakers Guide for theoretical computer science.

Recommended reading on academic integrity, plagiarism and copyright

• Code of Academic Integrity (Cornell University)
• Aufdeckung von Plagiaten (FHTW Berlin)
• Missverständnisse zum Urheberrecht