APA Style
Azar, Betty Schrampfer. (1993).
Understanding and Using English Grammar Edisi 2 .
:
.
Chicago Style
Azar, Betty Schrampfer.
Understanding and Using English Grammar Edisi 2.
:
,
1993.
.
MLA Style
Azar, Betty Schrampfer.
Understanding and Using English Grammar Edisi 2.
:
,
1993.
.
Turabian Style
Azar, Betty Schrampfer.
Understanding and Using English Grammar Edisi 2.
:
,
1993.
.