Vellas, F. (1995). International tourism: An economic perspective. Basingstoke: Macmillan Business.
Trích dẫn kiểu ChicagoVellas, Francois. International Tourism: An Economic Perspective. Basingstoke: Macmillan Business, 1995.
MLA CitationVellas, Francois. International Tourism: An Economic Perspective. Basingstoke: Macmillan Business, 1995.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.