Boo, Elizabeth <br/><br/>
Ecotourism :  the potentials and pitfalls / 
by Elizabeth Boo 
 - Washington, D.C. :  World Wildlife Fund,  1990 
 - 2 v. ;  28 cm. 
<br/><br/> Vol. 2 has also special title: Country case studies. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0942635159 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecotourism