Chaturwedi Urmila <br/><br/>
Sankhyadarshan aur vigyanbhikshu  . 

 - Varanasi  Kala Prakashan        1981 
 - 278p.  cm. 
<br/><br/><label>Standard No.: </label>59055 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>r63, M1