APA Style
Azar, Betty Schrampfer. (1993).
Understanding and using english grammar (2nd).
Jakarta:
.
Chicago Style
Azar, Betty Schrampfer.
Understanding and using english grammar.
2nd
Jakarta:
,
1993.
Text.
MLA Style
Azar, Betty Schrampfer.
Understanding and using english grammar.
2nd
Jakarta:
,
1993.
Text.
Turabian Style
Azar, Betty Schrampfer.
Understanding and using english grammar.
2nd
Jakarta:
,
1993.
Print.