Williams, Michael  . <br/><br/>
Wetlands : threatened landscape /  
edited by Michael Williams. 
 - Oxford :   Blackwell Publishers ,   1990. 
 - x,419p. :   ill. ;   23cm .  
 - The institute of British geographers special publications,   25   ; .
 - The institute of British geographers special publications,   25   ; .
<br/><br/>NULL 
<br/><br/><label>ISBN: </label>0631191992  NULL 
<br/><br/><label>Subjects--Index Terms: </label>WETLANDS-ECONOMIC ASPECTS 
<br/><br/><label>Dewey Class. No.: </label>333.918  / WIl/W