APA (7th ed.) Citation

Malone, M., & Call, G. (2015). The secret of the key (First Yearling edition.). Yearling.

Chicago Style (17th ed.) Citation

Malone, Marianne, and Greg Call. The Secret of the Key. First Yearling edition. New York: Yearling, 2015.

MLA (8th ed.) Citation

Malone, Marianne, and Greg Call. The Secret of the Key. First Yearling edition. Yearling, 2015.

Warning: These citations may not always be 100% accurate.