Ismail, Sultan A.,  <br/><br/>
Vermicology :  the biology of earthworms / 
Sultan A. Ismail 
 - Chennai :  Orient Longman Ltd.,  1997 
 - 92 pages :  colour illustrations ;  22 cm 
<br/><br/>Includes bibliographical references  
<br/><br/><label>ISBN: </label>8125010106 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earthworms --India
<br/><br/><label>LC Class. No.: </label>QL391.A6 I86