Azar, B. S. (2002). Understanding and using English grammar (3rd ed.). Prentice Hall Regents.
Citación estilo ChicagoAzar, Betty Schrampfer. Understanding and Using English Grammar. 3rd ed. Upper Saddle River, NJ: Prentice Hall Regents, 2002.
Cita MLAAzar, Betty Schrampfer. Understanding and Using English Grammar. 3rd ed. Prentice Hall Regents, 2002.
Warning: These citations may not always be 100% accurate.