Satyananda Saraswati, Swami <br/><br/>
Four Chapters on Freedom :  Commentary on Yoga Sutras of Patanjali  eng. 
Swami Satyananda Saraswati 
 - 3rd 
 - Munger, Bhiar :  Bihar School of Yoga  1989 
 - 399 p. :  paperback 
<br/><br/><label>Dewey Class. No.: </label>181.452