Responsible tourism : 

 - Cambridge, MA :  CAB International,  c2012. 
 - xi, 179 p. :  maps ; 
<br/><br/><label>ISBN: </label>1861683294 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable tourism.
<br/><br/><label>LC Class. No.: </label>MED G155  / R47 2012