APA Citation

Azar, B. S., & Hagen, S. A. (2009). Understanding and using english grammar (4th ed.). Upper Saddle River, NJ: Prentice Hall Regents.

Chicago Style Citation

Azar, Betty Schramfer, and Stacy A. Hagen. Understanding and Using English Grammar. 4th ed. Upper Saddle River, NJ: Prentice Hall Regents, 2009.

MLA Citation

Azar, Betty Schramfer, and Stacy A. Hagen. Understanding and Using English Grammar. 4th ed. Upper Saddle River, NJ: Prentice Hall Regents, 2009.

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