Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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