Brown, A.L.  <br/><br/>
Ecology of soil organisms  (Book) 

 - London  Heinemann Educational Books  1978 
 - 116 p.  23 cm. 
<br/><br/><label>ISBN: </label>0435606204 
<br/><br/><label>Universal Decimal Class. No.: </label>631.46 BRO  / 5480