Schmitz Richard J. <br/><br/>
Introduction to Water Pollution Biology 
/ by Richard J. Schmitz 
 - America  Gulf Publishing Company  1996 
 - 320p. 
<br/><br/><label>ISBN: </label>0884159272 
<br/><br/><label>Dewey Class. No.: </label>574.5263  / SCH/I