APA Citation

Azar, B. S., & Hagen, S. A. (2017). Understanding and using english grammar (5th ed.). N.Y.: Pearson.

Chicago Style Citation

Azar, Betty S., and Stacy A. Hagen. Understanding and Using English Grammar. 5th ed. N.Y.: Pearson, 2017.

MLA Citation

Azar, Betty S., and Stacy A. Hagen. Understanding and Using English Grammar. 5th ed. N.Y.: Pearson, 2017.

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