Negi, J. (2003). Travel agency operations: Concepts and principles.
Style de citation ChicagoNegi, Jagmohan. Travel Agency Operations: Concepts and Principles. Kanishka Publishers Distributors: New Delhi, 2003.
Style de citation MLANegi, Jagmohan. Travel Agency Operations: Concepts and Principles. 2003.
Attention : ces citations peuvent ne pas être correctes à 100%.