Gaya APA
American Cresent. (2007).
New York:
Random House.
Gaya Chicago
American Cresent.
Cet.1.
New York:
Random House,
2007.
.
Gaya MLA
American Cresent.
Cet.1.
New York:
Random House,
2007.
.
Gaya Turabian
American Cresent.
New York:
Random House,
2007.
.