Dyfyniad APA

Azar, B. S., & Betty Schrampfer Azar. (1992). Fundamentals of english grammar. London: Prentice Hall Regents.

Dyfyniad Arddull Chicago

Azar, Betty Schrampfer, và Betty Schrampfer Azar. Fundamentals of English Grammar. London: Prentice Hall Regents, 1992.

Dyfyniad MLA

Azar, Betty Schrampfer, và Betty Schrampfer Azar. Fundamentals of English Grammar. London: Prentice Hall Regents, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.