Gaya APA
Kogel, H, C., Keenan, J. (2010).
The secret karate techniques : kata bunkai .
United Kingdom:
Meyer & Meyer Sport.
Gaya MLA
Kogel, Helmut, Christian., Keenan, Judy.
"The secret karate techniques : kata bunkai".
United Kingdom:
Meyer & Meyer Sport,
2010.
Text.