APA (7th ed.) Citation

Vail, R. (2014). Unfriended. Viking Children's Books.

Chicago Style (17th ed.) Citation

Vail, Rachel. Unfriended. New York: Viking Children's Books, 2014.

MLA (9th ed.) Citation

Vail, Rachel. Unfriended. Viking Children's Books, 2014.

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