APA
Johnson N. J., . (2003). Martial arts for the mind. Broomall, PA: Mason Crest Publishers.
Chicago
Johnson Nathan J, . 2003. Martial arts for the mind. Broomall, PA: Mason Crest Publishers.
Harvard
Johnson N. J., . (2003). Martial arts for the mind. Broomall, PA: Mason Crest Publishers.
MLA
Johnson Nathan J, . Martial arts for the mind. Broomall, PA: Mason Crest Publishers. 2003.