APA (7th ed.) Citation

Yerkow, C. (1950). Sport judo. Stackpole and Heck.

Chicago Style (17th ed.) Citation

Yerkow, Charles. Sport Judo. Harrisburg, Pa.: Stackpole and Heck, 1950.

MLA (9th ed.) Citation

Yerkow, Charles. Sport Judo. Stackpole and Heck, 1950.

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