APA-viite (7. p.)
(1994). Publication manual of the American Psychological Association (4th ed.). American Psychological Association.
Chicago-viite (17. p.)
Publication Manual of the American Psychological Association. 4th ed. Washington DC: American Psychological Association, 1994.
MLA-viite (9. p.)
Publication Manual of the American Psychological Association. 4th ed. American Psychological Association, 1994.
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