APA (7 वां संस्करण) प्रशस्ति पत्र

Ioannides, D., & Debbage, K. G. (1998). The economic geography of the tourist industry: A supply-side analysis. Routledge.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Ioannides, Dimitri, और Keith G. Debbage. The Economic Geography of the Tourist Industry: A Supply-side Analysis. London, New York: Routledge, 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Ioannides, Dimitri, और Keith G. Debbage. The Economic Geography of the Tourist Industry: A Supply-side Analysis. Routledge, 1998.