APA (7th ed.) Citation

Pan American Union. (1943). The Tonka Bean. [s.n.].

Chicago Style (17th ed.) Citation

Pan American Union. The Tonka Bean. [Washington]: [s.n.], 1943.

MLA (9th ed.) Citation

Pan American Union. The Tonka Bean. [s.n.], 1943.

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