Gaya APA
Azar, Betty Schrampfer. (1989).
Understanding and Using English Grammar (2nd ed.).
Sydney:
Prentice Hall Regent.
Gaya Chicago
Azar, Betty Schrampfer.
Understanding and Using English Grammar.
2nd ed.
Sydney:
Prentice Hall Regent,
1989.
Text.
Gaya MLA
Azar, Betty Schrampfer.
Understanding and Using English Grammar.
2nd ed.
Sydney:
Prentice Hall Regent,
1989.
Text.
Gaya Turabian
Azar, Betty Schrampfer.
Understanding and Using English Grammar.
2nd ed.
Sydney:
Prentice Hall Regent,
1989.
Print.