Gaya APA

Lopez, S, J., Snyder, C, , (. (2009). Positive psychological assessment: A handbook of models and measures. . Washington DC: American Psychological Association..

Gaya MLA

Lopez, Shane, J.., Snyder, C.R., , (ed.). "Positive psychological assessment: A handbook of models and measures.". Washington DC: American Psychological Association., 2009. Buku.