APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (9वां संस्करण) प्रशस्ति पत्र

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

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.