APA aipamena

Upton, P., & Upton, D. (2011). Developmental psychology: Critical thinking in psychology.

Chicago Style aipamena

Upton, Penny, and Dominic Upton. Developmental Psychology: Critical Thinking in Psychology. Graet Britain, 2011.

MLA aipamena

Upton, Penny, and Dominic Upton. Developmental Psychology: Critical Thinking in Psychology. 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.