APA (7th ed.) Citation

Steig, W. (1939). About people: A book of symbolical drawings. Duell, Sloan and Pearce.

Chicago Style (17th ed.) Citation

Steig, William. About People: A Book of Symbolical Drawings. New York: Duell, Sloan and Pearce, 1939.

MLA (9th ed.) Citation

Steig, William. About People: A Book of Symbolical Drawings. Duell, Sloan and Pearce, 1939.