APA (7th ed.) Citation

(1999). Sleeping boy (1. ed.). Atheneum Books for Young Readers.

Chicago Style (17th ed.) Citation

Sleeping Boy. 1. ed. New York, NY: Atheneum Books for Young Readers, 1999.

MLA (9th ed.) Citation

Sleeping Boy. 1. ed. Atheneum Books for Young Readers, 1999.