Gaya APA
Azar, Betty Schrampfer. (1993).
understanding and using english grammar (Ed. 2).
Jakarta:
Binarupa Aksara.
Gaya Chicago
Azar, Betty Schrampfer.
understanding and using english grammar.
Ed. 2
Jakarta:
Binarupa Aksara,
1993.
Text.
Gaya MLA
Azar, Betty Schrampfer.
understanding and using english grammar.
Ed. 2
Jakarta:
Binarupa Aksara,
1993.
Text.
Gaya Turabian
Azar, Betty Schrampfer.
understanding and using english grammar.
Ed. 2
Jakarta:
Binarupa Aksara,
1993.
Print.