Gaya APA
Langan, John. (2004).
College Writing Skills
(6).
New York:
McGraw-Hill.
Gaya Chicago
Langan, John.
College Writing Skills
.
6
New York:
McGraw-Hill,
2004.
Text.
Gaya MLA
Langan, John.
College Writing Skills
.
6
New York:
McGraw-Hill,
2004.
Text.
Gaya Turabian
Langan, John.
College Writing Skills
.
6
New York:
McGraw-Hill,
2004.
Print.