APA Style
Azar, Betty Schrampfer, Hagen, Stacy A.. (2009).
Understanding and Using English Grammar. 4th Edition (4th Edition).
New York:
Pearson Education International.
Chicago Style
Azar, Betty Schrampfer, Hagen, Stacy A..
Understanding and Using English Grammar. 4th Edition.
4th Edition
New York:
Pearson Education International,
2009.
Text.
MLA Style
Azar, Betty Schrampfer, Hagen, Stacy A..
Understanding and Using English Grammar. 4th Edition.
4th Edition
New York:
Pearson Education International,
2009.
Text.
Turabian Style
Azar, Betty Schrampfer, Hagen, Stacy A..
Understanding and Using English Grammar. 4th Edition.
4th Edition
New York:
Pearson Education International,
2009.
Print.