APA Style
Hagen, Stacy A., AZAR, Betty S.. (2009).
Understanding and Using English Grammar (Edisi ke- 4).
New York:
Pearson.
Chicago Style
Hagen, Stacy A., AZAR, Betty S..
Understanding and Using English Grammar.
Edisi ke- 4
New York:
Pearson,
2009.
Text.
MLA Style
Hagen, Stacy A., AZAR, Betty S..
Understanding and Using English Grammar.
Edisi ke- 4
New York:
Pearson,
2009.
Text.
Turabian Style
Hagen, Stacy A., AZAR, Betty S..
Understanding and Using English Grammar.
Edisi ke- 4
New York:
Pearson,
2009.
Print.