Gaya APA
Publication manual of the American psychological asociation. (1994).
Washington DC:
American Psychological Association.
Gaya Chicago
Publication manual of the American psychological asociation.
4th ed..
Washington DC:
American Psychological Association,
1994.
Text.
Gaya MLA
Publication manual of the American psychological asociation.
4th ed..
Washington DC:
American Psychological Association,
1994.
Text.
Gaya Turabian
Publication manual of the American psychological asociation.
Washington DC:
American Psychological Association,
1994.
Print.