APA (7th ed.) Citation

Azar, B. S. (1993). Understanding and using English grammar (2. ed.). Prentice Hall Regents.

Chicago Style (17th ed.) Citation

Azar, Betty Schrampfer. Understanding and Using English Grammar. 2. ed. Englewood Cliffs, NJ: Prentice Hall Regents, 1993.

MLA (9th ed.) Citation

Azar, Betty Schrampfer. Understanding and Using English Grammar. 2. ed. Prentice Hall Regents, 1993.