Kenpō (Italian Wikipedia)

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.»
Scot Conway, Who Will Succeed Ed Parker? Politics and Power Plays Threathen to Fragment Kenpo Karate (Black Belt Magazine, May 1991 Issue), maggio 1991, pp. 20-22.
«Parker was the founder and leader of American kenpo karate and had been teaching martial arts for longer than many American martial artists have been alive.»
Chris Crudelli, The Way of the Warrior, Dorling Kindersley Ltd, 2008, p. 315, ISBN 978-14-0533-750-2.
Lee Jr. Wedlake, The Life and Times of Ed Parker, in Black Belt Magazine, Cruz Bay Publishing, Inc., aprile 1991. Ospitato su Google Books.
Alexander Bennett, Japan The Ultimate Samurai Guide: An Insider Looks at the Japanese Martial Arts and Surviving in the Land of Bushido and Zen, Tuttle Publishing, 2018, ISBN 9781462920075.
«Nihon Kempo (Japanese Fist) Nihon or Nippon Kempo (日本拳法) is similar to Karate and involves full or semi-contact matches using protective equipment. It was developed in 1932 by Sawayama Muneomi and has a wide range of strikes, kicks, blocks, takedowns and ground techniques.»
Chris Crudelli, The Way of the Warrior, Dorling Kindersley Ltd, 2008, p. 206, ISBN 978-14-0533-750-2.

books.google.it (Global: 173^rd place; Italian: 5^th place)

Way Of The Warrior, su books.google.it.
Kenpo Misconceptions, su books.google.it.

ika-kobudo.com (Global: low place; Italian: low place)

ika-kobudo.com, http://ika-kobudo.com/?page_id=59 Titolo mancante per url url (aiuto).

nipponkempo.org.uk (Global: low place; Italian: low place)

History of Nippon Kenpo in Japan and UK, su nipponkempo.org.uk.
nipponkempo.org.uk, http://www.nipponkempo.org.uk/nippon_kempo.html Titolo mancante per url url (aiuto).

okinawankempo.com (Global: low place; Italian: low place)

International Okinawan Kempo Federation official website

web.archive.org (Global: 1^st place; Italian: 1^st place)

Jim Perkins, William Chow: The Lost Interview, in Black Belt Magazine, Cruz Bay Publishing, Inc, luglio 2005 (archiviato dall'url originale il 1º febbraio 2008).

worldbudokan.com (Global: low place; Italian: low place)

ISKKF, su Worldbudokan.com. URL consultato il 17 febbraio 2014.

Kenpō (Italian Wikipedia)

books.google.com (Global: 3rd place; Italian: 10th place)

books.google.it (Global: 173rd place; Italian: 5th place)

ika-kobudo.com (Global: low place; Italian: low place)

nipponkempo.org.uk (Global: low place; Italian: low place)

okinawankempo.com (Global: low place; Italian: low place)

web.archive.org (Global: 1st place; Italian: 1st place)

worldbudokan.com (Global: low place; Italian: low place)

books.google.com (Global: 3^rd place; Italian: 10^th place)

books.google.it (Global: 173^rd place; Italian: 5^th place)

web.archive.org (Global: 1^st place; Italian: 1^st place)