Aquatic oligochaeta 
Edited by R.O. Brinkhurst and R.J.Diaz 
 - Dordrecht  Dr. W. Junk  1987 
 - 323p  27cm 
<br/><br/> Includes index 
<br/><br/><label>LCCN: </label>87-3654 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic invertebrates--Congresses