Gaya APA
Azar, Betty Schrampfer, Johnston, Janet. (1998).
Understanding And Using English Grammar (Third Edition).
United States:
Addison Welsley Longman.
Gaya Chicago
Azar, Betty Schrampfer, Johnston, Janet.
Understanding And Using English Grammar.
Third Edition
United States:
Addison Welsley Longman,
1998.
Text.
Gaya MLA
Azar, Betty Schrampfer, Johnston, Janet.
Understanding And Using English Grammar.
Third Edition
United States:
Addison Welsley Longman,
1998.
Text.
Gaya Turabian
Azar, Betty Schrampfer, Johnston, Janet.
Understanding And Using English Grammar.
Third Edition
United States:
Addison Welsley Longman,
1998.
Print.