APA Style
Azar, Betty Schrampfer. (2009).
Understanding and using: English Grammar (Fouth Edition).
New York:
Pustaka Pelajar.
Chicago Style
Azar, Betty Schrampfer.
Understanding and using: English Grammar.
Fouth Edition
New York:
Pustaka Pelajar,
2009.
Text.
MLA Style
Azar, Betty Schrampfer.
Understanding and using: English Grammar.
Fouth Edition
New York:
Pustaka Pelajar,
2009.
Text.
Turabian Style
Azar, Betty Schrampfer.
Understanding and using: English Grammar.
Fouth Edition
New York:
Pustaka Pelajar,
2009.
Print.