APA (7 वां संस्करण) प्रशस्ति पत्र

O'Gorman, H. (2011). The keys to acting (Second edition.). Kendall/Hunt.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

O'Gorman, Hugh. The Keys to Acting. Second edition. Dubuque: Kendall/Hunt, 2011.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

O'Gorman, Hugh. The Keys to Acting. Second edition. Kendall/Hunt, 2011.