Sadhu, Mouni. [from old catalog]. <br/><br/>
Concentration,  a guide to mental mastery.  

 - [1st ed.]  
 - New York,  Harper  [1959] 
 - 222 p.  22 cm. 
<br/><br/><label>LCCN: </label>59006327  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Yoga. [from old catalog].
<br/><br/><label>LC Class. No.: </label>B132.Y6  / S32