Gaya APA
Langan, John. (2005).
COLLEGE WRITING SKILLS WITH READINGS (Sixth edition).
New York:
McGraw-Hill Higher.
Gaya Chicago
Langan, John.
COLLEGE WRITING SKILLS WITH READINGS.
Sixth edition
New York:
McGraw-Hill Higher,
2005.
Text.
Gaya MLA
Langan, John.
COLLEGE WRITING SKILLS WITH READINGS.
Sixth edition
New York:
McGraw-Hill Higher,
2005.
Text.
Gaya Turabian
Langan, John.
COLLEGE WRITING SKILLS WITH READINGS.
Sixth edition
New York:
McGraw-Hill Higher,
2005.
Print.