Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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