APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.