Harris, G., & Katz, K. M. (1986). Promoting international tourism: How to increase the flow of foreign visitors to local areas. Americas Group.
Citazione stile Chigago Style (17a edizione)Harris, Godfrey, e Kenneth M. Katz. Promoting International Tourism: How to Increase the Flow of Foreign Visitors to Local Areas. Los Angeles, Calif: Americas Group, 1986.
Citatione MLA (9a ed.)Harris, Godfrey, e Kenneth M. Katz. Promoting International Tourism: How to Increase the Flow of Foreign Visitors to Local Areas. Americas Group, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.