Gaya APA
Publication Manual of the American Psychological Association 6th ed. (2010).
Washington:
APA.
Gaya Chicago
Publication Manual of the American Psychological Association 6th ed.
.
Washington:
APA,
2010.
Text.
Gaya MLA
Publication Manual of the American Psychological Association 6th ed.
.
Washington:
APA,
2010.
Text.
Gaya Turabian
Publication Manual of the American Psychological Association 6th ed.
Washington:
APA,
2010.
Print.