Principal Upanishads  Isa,Kena,Katha, Prasna and Mundaka Upanishads with Text, Meaning, notes and Commentary  English Sanskrit 
Edited by Swami Sivananda 
 - Rekhikesh  The Sivananda Publication League  1942 
 - 411 
 - The "Divine Life" Series No. 17 .
<br/><br/><label>Dewey Class. No.: </label>294.592 18 SIV  / 11348