APA (7th ed.) Citation

Shepard, S. (2009). Wicked: A pretty little liars. Harper Collins Publishers.

Chicago Style (17th ed.) Citation

Shepard, Sara. Wicked: A Pretty Little Liars. New York: Harper Collins Publishers, 2009.

MLA (9th ed.) Citation

Shepard, Sara. Wicked: A Pretty Little Liars. Harper Collins Publishers, 2009.

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