Sinha, P. C. <br/><br/>
Eco tourism and mass tourism 

 - New Delhi :  Anmol Publication,  1999. 
<br/><br/><label>ISBN: </label>817488629X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourism
<br/><br/><label>Dewey Class. No.: </label>338.479 1  / SIN