Gaya APA
LANGAN, John. (2001).
College Writing Skills with Readings .
:
Mc Graw Hill.
Gaya Chicago
LANGAN, John.
College Writing Skills with Readings.
:
Mc Graw Hill,
2001.
Text.
Gaya MLA
LANGAN, John.
College Writing Skills with Readings.
:
Mc Graw Hill,
2001.
Text.
Gaya Turabian
LANGAN, John.
College Writing Skills with Readings.
:
Mc Graw Hill,
2001.
Print.