Liddle, M., <br/><br/>
Recreation Ecology : 

 -  Boom Koninklijke Uitgevers,  1997. 
 - 666 pages 
<br/><br/><label>ISBN: </label>9780412266300 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature.
<br/><br/><label>Dewey Class. No.: </label>577.27  / LID