Negi, J. (2008). Travel agency operations: Concepts and principles. Kaniksha.
Chicago Edition CitationNegi, Jagmohan. Travel Agency Operations: Concepts and Principles. New Delhi: Kaniksha, 2008.
Deismireacht MLANegi, Jagmohan. Travel Agency Operations: Concepts and Principles. Kaniksha, 2008.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.