Paul E A <br/><br/>
Soil microbiology and biochemistry. 
Paul E A; Clark F E 
 -  1989 
<br/><br/><label>Standard No.: </label>23566 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>G:424:(J:1), M9