APA (7th ed.) Citation

Hall C. Michael & Lew Ala A. (1998). Sustainable tourism: A geographical perspective. Prentice hall.

Chicago Style (17th ed.) Citation

Hall C. Michael and Lew Ala A. Sustainable Tourism: A Geographical Perspective. New York: Prentice hall, 1998.

MLA (9th ed.) Citation

Hall C. Michael and Lew Ala A. Sustainable Tourism: A Geographical Perspective. Prentice hall, 1998.