APA (7th ed.) Citation

Colby, M. (1940). Handbook for youth (1. ed.). Duell, Sloan & Pearce.

Chicago Style (17th ed.) Citation

Colby, Merle. Handbook for Youth. 1. ed. New York: Duell, Sloan & Pearce, 1940.

MLA (9th ed.) Citation

Colby, Merle. Handbook for Youth. 1. ed. Duell, Sloan & Pearce, 1940.