Bibliografía (22 obras)
Secret Ninja Alchemy
2018
Sacred Text of Ghost Dragon Kotodama
2015
Secrets of the ninja
2014
Way of the Mind Gate
2011
Book of the Ninja
Ninja Training Manual
Dance of Death
Secrets of the Ninja
2010
Secrets of Invisibility
Ninja mind control
2005
Ninjitsu For Women
1999
The Invisible Fist
1998
Iron body ninja
1997
Ninja cloak and dagger
1987
Deadly grip of the Ninja
Forbidden Fighting Techniques
1986
1985
Ninja, hands of death
Forbidden fighting techniques of the Ninja
1984
Ninja secrets of invisibility
1983
Ninja death touch
1981
