Kaviraj, Gopinath. <br/><br/>
Tantrik Shadhana aur Siddhant (Hindi) 

 - Patna  Rashtrabhasa Parishad Bihar  2009 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Dewey Class. No.: </label>181.4  / KAV