Não informado. (2009). Proceedings of the Annual Convention of the American Psychological Association. American Psychological Association.
Chicago-referens (17:e uppl.)Não informado. Proceedings of the Annual Convention of the American Psychological Association. Washington: American Psychological Association, 2009.
MLA-referens (8:e uppl.)Não informado. Proceedings of the Annual Convention of the American Psychological Association. American Psychological Association, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.