Travis, A. S. (2011). Planning for tourism, leisure and sustainability: International case studies. CAB International.
Citazione stile Chigago Style (17a edizione)Travis, Anthony S. Planning for Tourism, Leisure and Sustainability: International Case Studies. Cambridge, Mass.: CAB International, 2011.
Citatione MLA (9a ed.)Travis, Anthony S. Planning for Tourism, Leisure and Sustainability: International Case Studies. CAB International, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.