Travel agency and tour operation : concepts and principles 
Sharma, Lalita. 
 -  Centrum Press :  2010 
 - 308 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-9-38054040-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourism.
<br/><br/><label>Dewey Class. No.: </label>338.4 S531 2010