Gaya APA
Ferree, Tess, Sanabria, Kim. (2009).
NorthStar 4 Listening and Speaking .
New York:
Pearson Longman.
Gaya Chicago
Ferree, Tess, Sanabria, Kim.
NorthStar 4 Listening and Speaking.
New York:
Pearson Longman,
2009.
Text.
Gaya MLA
Ferree, Tess, Sanabria, Kim.
NorthStar 4 Listening and Speaking.
New York:
Pearson Longman,
2009.
Text.
Gaya Turabian
Ferree, Tess, Sanabria, Kim.
NorthStar 4 Listening and Speaking.
New York:
Pearson Longman,
2009.
Print.