APA (7th ed.) Citation

Schmidt, L. A., & Schulkin, J. (1999). Extreme fear, shyness, and social phobia: Origins, biological mechanisms, and clinical outcomes. Oxford University Press.

Chicago Style (17th ed.) Citation

Schmidt, Louis A., and Jay Schulkin. Extreme Fear, Shyness, and Social Phobia: Origins, Biological Mechanisms, and Clinical Outcomes. New York [etc.]: Oxford University Press, 1999.

MLA (9th ed.) Citation

Schmidt, Louis A., and Jay Schulkin. Extreme Fear, Shyness, and Social Phobia: Origins, Biological Mechanisms, and Clinical Outcomes. Oxford University Press, 1999.