Flett, G. L., & Hewitt, P. L. (2002). Perfectionism: Theory, research, and treatment. American Psychological Association.
Čikaški stil citiranja (17. izdanje)Flett, Gordon L., i Paul L. Hewitt. Perfectionism: Theory, Research, and Treatment. Washington, DC: American Psychological Association, 2002.
MLA način citiranja (9. izdanje)Flett, Gordon L., i Paul L. Hewitt. Perfectionism: Theory, Research, and Treatment. American Psychological Association, 2002.
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