Ouspensky, P.D. <br/><br/>
Tertium organum : the third canon of thought; a  key to the enigmas of the world 
<label>/ by </label> Ouspensky, P.D. 
<label>;</label> Bassaraboff, Nicholas 
 - 2nd ed. 
 - London  Kegan Paul, Trench Trubner and co.  1926 
 - xv,336p.  ills  24 cm. 
<br/><br/>L 
<br/><br/><label>Dewey Class. No.: </label>190  / O