Websites

The following are websites with extremely useful information
Kempo Info has descriptions and video of almost all the Shaolin Kempo curriculum. Information is valuable to everyone. Seek out an instructor for the best instruction.
Jack Chen has taken old manuscripts and translated them, allowing the practice of truly ancient martial arts techniques.
A free online translation of the Tao Te Ching text.

Books and transcripts

The following are books that are recommended reading
The Book of Five Rings
Tao Te Ching
Tai-Chi Chuan - Its Effects and Practical Applications
Soul of the Samurai
Essentials of the Fist (Jack Chen Translation)
Crescent Saber (Jack Chen Translation)