Gaya APA

Watanabe, J., Avakian, L. ([s.a.]). The Secrets of Judo : a text for instructors and students and students . Tokyo: Tuttle Publishing.

Gaya MLA

Watanabe, Jiichi., Avakian, Lindy. "The Secrets of Judo : a text for instructors and students and students". Tokyo: Tuttle Publishing, [s.a.]. Text.