Кога-рю ниндзюцу

6

Cummins Antony; Minami Yoshie, The Secret Traditions of the Shinobi. Hattori Hazo’s Shinobi Hiden and Other Ninja Scrolls/ Antony Cummins; Yoshie Minami. – Berkley, California: Blue Snake Books, 2012.

7

Cummins Antony; Minami Yoshie, The Book of Ninja. The First Complete Translation of the Bansenshukai Japan’s Premier Ninja Manual. / Antony Cummins; Yoshie Minami. – London: Watkins Publishing, 2013 – P. 24

8

Cummins Antony; Minami Yoshie, The Book of Ninja. The First Complete Translation of the Bansenshukai Japan’s Premier Ninja Manual. / Antony Cummins; Yoshie Minami. – London: Watkins Publishing, 2013 – P. 20—24

9

Цит. по: Yamaguchi Masayuki, Shinobi to Ninjutsu. – Tokyo: Yuzankaku Shuppan, 2003. – P. 56