APA-viite (7. p.)
ebrary, Inc, Schmidt, L. A., & Schulkin, J. (1999). Extreme fear, shyness, and social phobia: Origins, biological mechanisms, and clinical outcomes. Oxford University Press.
Chicago-viite (17. p.)
ebrary, Inc, Louis A. Schmidt, ja Jay Schulkin. Extreme Fear, Shyness, and Social Phobia: Origins, Biological Mechanisms, and Clinical Outcomes. New York: Oxford University Press, 1999.
MLA-viite (9. p.)
ebrary, Inc, et al. Extreme Fear, Shyness, and Social Phobia: Origins, Biological Mechanisms, and Clinical Outcomes. Oxford University Press, 1999.
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