Negi, J. (1998). Travel agency and tour operation: Concepts and principles. Kanishka.
Chicago Style citaatNegi, Jagmohan. Travel Agency and Tour Operation: Concepts and Principles. New Delhi: Kanishka, 1998.
MLA citatieNegi, Jagmohan. Travel Agency and Tour Operation: Concepts and Principles. Kanishka, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.