Textbook of Zoology Invertebrate 

 - 7th ed. 
 - Delhi  A.I.TB.S.Publishers  1995 
 - xix,873 pp  Ill  23cm 
<br/><br/><label>ISBN: </label>8174730311 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>592 WIL  / 1