Cita APA (7a ed.)

Sharpley, R. (2011). The study of tourism: Past trends and future directions. Routledge.

Cita Chicago Style (17a ed.)

Sharpley, Richard. The Study of Tourism: Past Trends and Future Directions. New York: Routledge, 2011.

Cita MLA (9a ed.)

Sharpley, Richard. The Study of Tourism: Past Trends and Future Directions. Routledge, 2011.