APA (7th ed.) Citation

Lowell, F. P. (1942). Jiu-jitsu. Ronald Press.

Chicago Style (17th ed.) Citation

Lowell, Frederick P. Jiu-jitsu. New York: Ronald Press, 1942.

MLA (9th ed.) Citation

Lowell, Frederick P. Jiu-jitsu. Ronald Press, 1942.

Warning: These citations may not always be 100% accurate.