Kotpal, R L <br/><br/>
Helminthes 

 - 6 
 -  Rastogi & Co., Meerut  1973 
 - 248 
 - Zoology Phylum, 4 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Worms and related animals; Nematology; Zoology
<br/><br/><label>Dewey Class. No.: </label>595.1  KOT-H6