Cita APA (7a ed.)

Shaw, G., & Williams, A. M. (2002). Critical issues in tourism: A geographical perspective (2nd ed.). Blackwell Publishers.

Cita Chicago Style (17a ed.)

Shaw, Gareth, y Allan M. Williams. Critical Issues in Tourism: A Geographical Perspective. 2nd ed. Oxford, UK ; Cambridge, Mass.: Blackwell Publishers, 2002.

Cita MLA (9a ed.)

Shaw, Gareth, y Allan M. Williams. Critical Issues in Tourism: A Geographical Perspective. 2nd ed. Blackwell Publishers, 2002.