APA (7th ed.) Citation

Gardella, T., & Apple, M. (1997). Casey's new hat. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Gardella, Tricia, and Margot Apple. Casey's New Hat. Boston: Houghton Mifflin, 1997.

MLA (8th ed.) Citation

Gardella, Tricia, and Margot Apple. Casey's New Hat. Houghton Mifflin, 1997.

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