Gaya APA
Azar,Betty Schrampfer. (1999).
Understanding and Using English Grammar (Second and Third Edition).
United States of America:
PEARSON Longman.
Gaya Chicago
Azar,Betty Schrampfer.
Understanding and Using English Grammar.
Second and Third Edition
United States of America:
PEARSON Longman,
1999.
.
Gaya MLA
Azar,Betty Schrampfer.
Understanding and Using English Grammar.
Second and Third Edition
United States of America:
PEARSON Longman,
1999.
.
Gaya Turabian
Azar,Betty Schrampfer.
Understanding and Using English Grammar.
Second and Third Edition
United States of America:
PEARSON Longman,
1999.
.