Klein Louis <br/><br/>
River pollution 

 -  1962 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>73019 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water pollution
<br/><br/><label>Dewey Class. No.: </label>D854, K2.2