Gaya APA
Fundamentals Of English Grammar Third Edition Betty Schrampfer Azar. (2003).
Amerika:
Longman.
Gaya Chicago
Fundamentals Of English Grammar Third Edition Betty Schrampfer Azar.
.
Amerika:
Longman,
2003.
Text.
Gaya MLA
Fundamentals Of English Grammar Third Edition Betty Schrampfer Azar.
.
Amerika:
Longman,
2003.
Text.
Gaya Turabian
Fundamentals Of English Grammar Third Edition Betty Schrampfer Azar.
Amerika:
Longman,
2003.
Print.