APA (7th ed.) Citation

Keats, E. J., & Cherr, P. (1960). My dog is lost! Crowell.

Chicago Style (17th ed.) Citation

Keats, Ezra Jack, and Pat Cherr. My Dog Is Lost! New York: Crowell, 1960.

MLA (9th ed.) Citation

Keats, Ezra Jack, and Pat Cherr. My Dog Is Lost! Crowell, 1960.