Vogel, H. L. (2012). Travel industry economics: A guide for financial analysis (Second edition.). Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Vogel, Harold L. Travel Industry Economics: A Guide for Financial Analysis. Second edition. Cambridge: Cambridge University Press, 2012.
Citatione MLA (9a ed.)Vogel, Harold L. Travel Industry Economics: A Guide for Financial Analysis. Second edition. Cambridge University Press, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.