Travel and Tourism Research Association. (1988). Tourism research: Expanding boundaries. Bureau of Economic and Business Research, Graduate School of Business, University of Utah.
Citazione stile Chigago Style (17a edizione)Travel and Tourism Research Association. Tourism Research: Expanding Boundaries. Salt Lake City, Utah: Bureau of Economic and Business Research, Graduate School of Business, University of Utah, 1988.
Citatione MLA (9a ed.)Travel and Tourism Research Association. Tourism Research: Expanding Boundaries. Bureau of Economic and Business Research, Graduate School of Business, University of Utah, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.