The essence of principal Upanishads, 
by Swami Sivananda Saraswati. 
 - [2d ed.] 
 - Rishikesh,  Yoga-Vedanta Forest Academy, Divine Life Society,  1961. 
 - 210 p.  18 cm. 
<br/><br/><label>LCCN: </label>sa 63000114  
<br/><br/><label>LC Class. No.: </label>BL1120.A3  / S9