APA (7th ed.) Citation

AZAR, B. S. Understanding and Using English Grammar Teacher-s Guide. Longman.

Chicago Style (17th ed.) Citation

AZAR, Betty Schrampfer. Understanding and Using English Grammar Teacher-s Guide. Longman.

MLA (8th ed.) Citation

AZAR, Betty Schrampfer. Understanding and Using English Grammar Teacher-s Guide. Longman.

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