Biological aspects of freshwater pollution :   proceedings of the course held at the Joint Research Centre of the Commission of the European Communities. Ispra, Italy, 5-9 June 1978 /  
edited by O. Ravera. 
 - 1st ed. 
 - Oxford :   Published for the Commission of the European Communities by Pergamon Press,   1979. 
 - ix, 214 p. :    ill. ;    25 cm. 
<br/><br/> "ISPRA Courses." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0080234429 
<br/><br/><label>LCCN: </label>79-040776 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Water -- Pollution -- Environmental aspects -- Congresses.<br/>Aquatic animals --Effect of water pollution on --Congresses.<br/>Freshwater ecology --Congresses.
<br/><br/><label>Dewey Class. No.: </label>574.52632   / RAV