Modern trends in ecology and environment 
edited by R.S. Ambasht. 
 - Leiden  Backhuys Publishers  1998 
 - viii, 362p., ill.; 24cm. 
<br/><br/><label>ISBN: </label>90-73348-86-2. 
<br/><br/><label>Dewey Class. No.: </label>574.5222  / M69M