Chhatwal, G. R. <br/><br/>
World Great Biologists 

 - 1st ed. 
 - New Delhi :  Anmol Publications,  1993 
 - 366p -719p. ,2v.;  23 cm 
 - Encyclopedia of world great scientists series. .
<br/><br/><label>ISBN: </label>8170417597 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biologists > Biography > Encyclopedias.