APA (7th ed.) Citation

Bogardus, E. S. (1964). Principles of cooperation (3rd ed.). Cooperative League of the USA.

Chicago Style (17th ed.) Citation

Bogardus, Emory Stephen. Principles of Cooperation. 3rd ed. Chicago: Cooperative League of the USA, 1964.

MLA (9th ed.) Citation

Bogardus, Emory Stephen. Principles of Cooperation. 3rd ed. Cooperative League of the USA, 1964.

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