Best G A <br/><br/>
River pollution studies 
Best G A; Ross S L 
 - Liverpool  University Press          1977 
 - x, 92p.  cm. 
<br/><br/> Appendix 89-92p 
<br/><br/><label>Standard No.: </label>46652 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G95576:5, L7