Singh, L. (2008). Marketing in service industry - airline, travel, tours and hotel. ISHA Books.
Chicago ZitierstilSingh, L.K. Marketing in Service Industry - Airline, Travel, Tours and Hotel. New Delhi: ISHA Books, 2008.
MLA ZitierstilSingh, L.K. Marketing in Service Industry - Airline, Travel, Tours and Hotel. ISHA Books, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.