Atkinson, William Walker <br/><br/>
Yogi philosophy, by Yogi Ramacharaka 

 - Chicago :   Yogi Publication Society,   1905. 
 -  21 cm. 
<br/><br/> Contiene: T.1:Fourteen lessons in Yogi philosophy and oriental occultism. T.2: Advanced course in Yogi philosophy and oriental occultism. T.3: A series of lessons in Raja Yoga. T:4: A series of lessons in Gnani Yoga, the Yoga of Wisdom