THE YANTRAS  Text with 32 Plates  English 
S.K.Ramachandra Rao 
 - 1st 
 - New Delhi  Sri Satguru Publications  1988 
 - 60 
 - Sri Garib Dass Oriental Series No. 48 .
<br/><br/><label>ISBN: </label>8170301181 
<br/><br/><label>Dewey Class. No.: </label>294.5514 RAO  / 403