APA (7th ed.) Citation

Azar, B. S. (1999). Understanding and using english grammar (3rd ed.). Pearson Education.

Chicago Style (17th ed.) Citation

Azar, Betty Schrampfer. Understanding and Using English Grammar. 3rd ed. New York: Pearson Education, 1999.

MLA (9th ed.) Citation

Azar, Betty Schrampfer. Understanding and Using English Grammar. 3rd ed. Pearson Education, 1999.

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