APA (7th ed.) Citation

Mayer, G., & Mayer, M. (1995). I'm sorry. Golden Books.

Chicago Style (17th ed.) Citation

Mayer, Gina, and Mercer Mayer. I'm Sorry. New York: Golden Books, 1995.

MLA (9th ed.) Citation

Mayer, Gina, and Mercer Mayer. I'm Sorry. Golden Books, 1995.

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