Essential environmental science:   Methods & techniques  

 - London:   Routledge,   1996 
 - xxxii, 512p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment
<br/><br/><label>Subjects--Index Terms: </label>Methods  
<br/><br/><label>Universal Decimal Class. No.: </label>504  / N6