The impact of tourism on the environment  general report 
Organisation for Economic Co-operation and Development 
 - Paris :  Organisation for Economic Co-operation and Development,  1980 
 - 148p. ;  25 cm. 
<br/><br/><label>ISBN: </label>9264120602 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourist trade--Environmental aspects<br/>Environmental protection