Pamilla Ramsden. (2013). Understanding abnormal psychology: Clinical and biological perspectives. Sage.
Chicago Style aipamenaPamilla Ramsden. Understanding Abnormal Psychology: Clinical and Biological Perspectives. London: Sage, 2013.
MLA aipamenaPamilla Ramsden. Understanding Abnormal Psychology: Clinical and Biological Perspectives. Sage, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.