Gaya APA
A Writers Resource. (2010).
New York:
MCGraw Hill Book Company.
Gaya Chicago
A Writers Resource.
Ed. 3.
New York:
MCGraw Hill Book Company,
2010.
.
Gaya MLA
A Writers Resource.
Ed. 3.
New York:
MCGraw Hill Book Company,
2010.
.
Gaya Turabian
A Writers Resource.
New York:
MCGraw Hill Book Company,
2010.
.