APA (7th ed.) Citation

Hancock, S., & Ingraham, E. (1980). Old Blue. Putnam.

Chicago Style (17th ed.) Citation

Hancock, Sibyl, and Erick Ingraham. Old Blue. New York: Putnam, 1980.

MLA (9th ed.) Citation

Hancock, Sibyl, and Erick Ingraham. Old Blue. Putnam, 1980.