Não informado. (2011). Professional Psychology, Research and Practice. American Psychological Association.
Style de citation Chicago (17e éd.)Não informado. Professional Psychology, Research and Practice. Arlington, Va: American Psychological Association, 2011.
Style de citation MLA (8e éd.)Não informado. Professional Psychology, Research and Practice. American Psychological Association, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.