APA (7th ed.) Citation

Azar, B. S. (1999). Understanding and using English grammar (Third edition, international edition.). Pearson Education.

Chicago Style (17th ed.) Citation

Azar, Betty Schrampfer. Understanding and Using English Grammar. Third edition, international edition. White Plains, NY: Pearson Education, 1999.

MLA (9th ed.) Citation

Azar, Betty Schrampfer. Understanding and Using English Grammar. Third edition, international edition. Pearson Education, 1999.

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