Kotpal, R. L. <br/><br/>
Modern text book of zoology :  invertebrates (animal diversity-1) for B.Sc. & B.Sc. (Hons) classes / 
R. L. Kotpal 
 - 9th rev. ed. 
 - Meerut :  Rastogi Pub.,  2004 
 - xviii, 864 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>817133699X  RM27.33 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology--Study and teaching