Gaya APA
Azar, Betty Schrampfer, Hagen, Stacy A.. (2009).
UNDERSTANDING AND USING ENGLISH GRAMMAR + CD (4th).
USA:
PEARSON.
Gaya Chicago
Azar, Betty Schrampfer, Hagen, Stacy A..
UNDERSTANDING AND USING ENGLISH GRAMMAR + CD.
4th
USA:
PEARSON,
2009.
Text.
Gaya MLA
Azar, Betty Schrampfer, Hagen, Stacy A..
UNDERSTANDING AND USING ENGLISH GRAMMAR + CD.
4th
USA:
PEARSON,
2009.
Text.
Gaya Turabian
Azar, Betty Schrampfer, Hagen, Stacy A..
UNDERSTANDING AND USING ENGLISH GRAMMAR + CD.
4th
USA:
PEARSON,
2009.
Print.