Shukracharya <br/><br/>
Deep se deep jale: Vaignik gann, 2- Bhag: Jinse duniya raushan aur behtar hui 

 - Delhi, India  Gyantara Press  2005 
 -  Bhag- 1 .
<br/><br/><br/>Gifted by Prof. Krishna Kumar 
<br/><br/><label>Source: </label>Textual