The handbook of ecological monitoring / 
edited by Robin Clarke. 
 - Oxford :   New York :  Clarendon Press ;  Oxford University Pre ss,   1986. 
 - xv, 298 p., [12] p. of plates :  ill. (some col.) ;   26 cm. 
<br/><br/> "A GEMS/UNEP publication." 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0198545908 
<br/><br/><label>LCCN: </label>85-029744 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental monitoring.<br/>Ecology-- Technique.
<br/><br/><label>Dewey Class. No.: </label>574.5/028