APA (7 वां संस्करण) प्रशस्ति पत्र

Markley, R. (1996). Virtual realities and their discontents. Johns Hopkins Univ. Pr..

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Markley, Robert. Virtual Realities and Their Discontents. Baltimore ; London: Johns Hopkins Univ. Pr., 1996.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Markley, Robert. Virtual Realities and Their Discontents. Johns Hopkins Univ. Pr., 1996.