Bill Sosa / Trafford Publishing (2004)
Summary: A personal guide to self-mastery that will lead one to achieve whatever it is we were put on this earth to do, using principles of courage, compassion, kindness and faith. Aiki is a principle of energy that holds a powerful potential for individuals to reach beyond to limitations and boundaries of the self to take advantage of every opportunity to create peace and harmony in their own lives and the world around them.
Bill Sosa & B. Robbins / 1st edition, Unique Publications, Burbank, California (1987)
Summary: The authors have produced a short introduction to the exercises and techniques of Aikido, with photos and text. They express appreciation to Isao Takahashi, Roy Suenake, and Rod Kobayashi in the acknowledgements.
Bill Sosa / 1st edition, North Atlantic Books, Berkeley, California (1993)
Summary: This is a basic training manual in the practical aspects of Aikido. The text covers basic exercises and controlling techniques.
Bill Sosa / Citadel Press/Kensington Publishing Co. (1997)
Summary: This book gives a brief overview of Aikido, and illustrates basic principles, warmups and ki exercises. Also included are some practical police restraint techniques, and testimonials from police officers. Moderately illustrated with photos and drawings.