209. Winderbaum L. The Martial Arts Encyclopedia. Washington, 1977.
210. Wolf Horst. Judo fur Fortgeschrittene. Berlin: Sportverlag, 1981.
211. Wolf Horst. Judokampfsport. Berlin: Spotverlage.,1981.
212. Yamaguchi Gogen. Karate Goju-ryu by the Cat. Tokyo, 1976.
213. Yamaguchi Gosei. Goju-ruy Karate. San Francisco, 1970.
214. Yamamoto Tsunetomo. Hagakure. Tokyo, 1979.
215. Yasuji Toita, Chiaki Yoshida. Kabuki. Osaka: Hoikusha Publishing Co., 1967.
Yokoyama Sakujiro, Eisuke Oshima. Manuel de Judo de l’Ecole Kano de Tokyo. Paris: Berger Levrault, 1911.
