Boyle, Terence P. <br/><br/>
New approaches to monitoring :  aquatic ecosystems / 
Terence P. Boyle 
 -  1987 
<br/><br/>Includes appendixes ;glossary ; references & index 
<br/><br/><label>ISBN: </label>0803109393 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecosystems
<br/><br/><label>Dewey Class. No.: </label>574.5263  / NEW