APA (7th ed.) Citation

Hest, A., & Schwartz, A. (1998). Gabby growing up. Simon & Schuster Books for Young Readers.

Chicago Style (17th ed.) Citation

Hest, Amy, and Amy Schwartz. Gabby Growing Up. New York: Simon & Schuster Books for Young Readers, 1998.

MLA (8th ed.) Citation

Hest, Amy, and Amy Schwartz. Gabby Growing Up. Simon & Schuster Books for Young Readers, 1998.

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