APA Style
Azar, Betty Schrampfer. (1999).
Understanding and using english grammar (3/2).
Indonesia:
Usaha Nasional.
Chicago Style
Azar, Betty Schrampfer.
Understanding and using english grammar.
3/2
Indonesia:
Usaha Nasional,
1999.
Referensi.
MLA Style
Azar, Betty Schrampfer.
Understanding and using english grammar.
3/2
Indonesia:
Usaha Nasional,
1999.
Referensi.
Turabian Style
Azar, Betty Schrampfer.
Understanding and using english grammar.
3/2
Indonesia:
Usaha Nasional,
1999.
Referensi.