APA (7th ed.) Citation

Primavera, E., Baum, L. F., & Delany, C. (2006). The Secret Order of the Gumm Street Girls. HarperCollinsPublishers.

Chicago Style (17th ed.) Citation

Primavera, Elise, L. Frank Baum, and Colleen Delany. The Secret Order of the Gumm Street Girls. New York, NY: HarperCollinsPublishers, 2006.

MLA (9th ed.) Citation

Primavera, Elise, et al. The Secret Order of the Gumm Street Girls. HarperCollinsPublishers, 2006.