APA (7th ed.) Zitazioa

Williams, S. (2009). Tourism Geography: A new synthesis (2nd Edn.). Routledge.

Chicago Style (17th ed.) Zitazioa

Williams, Stephen. Tourism Geography: A New Synthesis. 2nd Edn. New York, USA: Routledge, 2009.

MLA (9th ed.) Zitazioa

Williams, Stephen. Tourism Geography: A New Synthesis. 2nd Edn. Routledge, 2009.