APA (7th ed.) Citation

Wilsson, L. (1968). My beaver colony ([1st ed.].). Doubleday.

Chicago Style (17th ed.) Citation

Wilsson, Lars. My Beaver Colony. [1st ed.]. Garden City, N.Y: Doubleday, 1968.

MLA (9th ed.) Citation

Wilsson, Lars. My Beaver Colony. [1st ed.]. Doubleday, 1968.