APA (7 वां संस्करण) प्रशस्ति पत्र

Heard, A. (1999). Apocalypse pretty soon: Travels in end-time America. W.W. Norton.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Heard, Alex. Apocalypse Pretty Soon: Travels in End-time America. New York: W.W. Norton, 1999.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Heard, Alex. Apocalypse Pretty Soon: Travels in End-time America. W.W. Norton, 1999.