No Holds Barred Fighting: The Ultimate Guide to Submission Wrestling (No Holds Barred Fighting series)
Mark Hatmakerhas 23 years of experience in the martial arts as well as boxing, wrestling, and Jiujitsu. He has produced several instructional videos, includingEscape from Impossible Holds,Brutal Submissions, andGuard Submissions. He lives in Knoxville, Tennessee.Doug Werneris an author of sport and fitness instructional guides, includingBoxer's Start-UpandFighting Fit. He lives in San Diego, California.