APA (7th ed.) Citation

Chbosky, S. (1999). The perks of being a wallflower. Pocket Books.

Chicago Style (17th ed.) Citation

Chbosky, Stephen. The Perks of Being a Wallflower. New York: Pocket Books, 1999.

MLA (8th ed.) Citation

Chbosky, Stephen. The Perks of Being a Wallflower. Pocket Books, 1999.

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