American Psychological Association. (2010). Publication manual of the American Psychological Association (6th ed.). American Psychological Association.
Chicago-viite (17. p.)American Psychological Association. Publication Manual of the American Psychological Association. 6th ed. Washington, DC: American Psychological Association, 2010.
MLA-viite (9. p.)American Psychological Association. Publication Manual of the American Psychological Association. 6th ed. American Psychological Association, 2010.
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