Keith D. Yates, The Complete Guide to American Karate & Tae Kwon Do, Forewords by Jhoon Rhee and Chuck Norris, Blue Snake Books, 2008, p. 13, ISBN 9781583942154.
«Born in Hawaii, Ed Parker... He began training in kenpo in 1940s under Frank Chow and later William Chow... He opened his first dojo in Pasadena, California in 1956 and developed his own system of karate, calling it American Kenpo.»