TY  - BOOK
AU  - Sivananda, Sri Swami.
TI  - The principle upanishads / 
U1  - R65-6899,O 
PY  - 1972///
CY  - U.P : 
PB  - Thme Divine life Society , 
KW  - Philosophy<Isavasya upnishad>
ER  -