Style de citation APA (7e éd.)

Azar, B. S., & Hagen, S. A. (2009). Understanding and using english grammar (4th ed.). Pearson.

Style de citation Chicago (17e éd.)

Azar, Betty S., et Stacy A. Hagen. Understanding and Using English Grammar. 4th ed. New York: Pearson, 2009.

Style de citation MLA (9e éd.)

Azar, Betty S., et Stacy A. Hagen. Understanding and Using English Grammar. 4th ed. Pearson, 2009.