APA Style

AZAR, Betty Schrampfer. (1989). Understanding And Using English Grammar (Fourth Edition). United States of America: Prentice Hall.

Chicago Style

AZAR, Betty Schrampfer. Understanding And Using English Grammar. Fourth Edition United States of America: Prentice Hall, 1989. Bahasa Inggris.

MLA Style

AZAR, Betty Schrampfer. Understanding And Using English Grammar. Fourth Edition United States of America: Prentice Hall, 1989. Bahasa Inggris.

Turabian Style

AZAR, Betty Schrampfer. Understanding And Using English Grammar. Fourth Edition United States of America: Prentice Hall, 1989. Bahasa Inggris.