Eight Upanisads - vol. 1 : Isa, Kena, Katha, and Taitttriya  Shankaracharya, Comm. 

 - Calcutta  Advaita Ashrama  1957 
 - vi, 427p:  
<br/><br/> Includes index. Trans. by Swami Gambhirananda. 
<br/><br/><label>ISBN: </label>8175050160 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HinduismUpanishads<br/>Spiritual<br/>Upanishads