APA (7th ed.) Citation

Runyon, C. W. (1971). Pig world ([1st ed.].). Doubleday.

Chicago Style (17th ed.) Citation

Runyon, Charles W. Pig World. [1st ed.]. Garden City, N.Y.: Doubleday, 1971.

MLA (8th ed.) Citation

Runyon, Charles W. Pig World. [1st ed.]. Doubleday, 1971.