BOOKS
1. Bhatia, A.K., (2006), Tourism Development Principles and Practices, NewDelhi, 
Sterling Publishers Pvt Ltd, Fifth Edition.      
2. Bishwanath Ghosh., (2007),   Tourism and Travel Management, Delhi, Vikas   
Publishing House Pvt Ltd, Fifth Edition.
3. Jagmohan Negi., (2004), International Tourism and Travel “Concepts and Principles”,  
New Delhi, S.Chand & Company Limited, First Edition.
4. Mohindar Chand., (2007), Travel Agency Management, An Introductory Text, New  
Delhi, Anmol Publications Private Limited, First Edition
WEBSITES
1. en.wikipedia.org/
2.www.transindiatravels.com