00217nam a22000857a 4500 516416 516416 Sri Aurobindo 22911 Isha upanishad by Sri Aurobindo Pondicherry Aurobindo Ashram 1965 103p. 0 0 ddc 0 TNC_AB41_AU68 0 IIPA IIPA 2021-02-24 TNC AB41 Au68 GR23028 2021-02-24 2021-02-24 GR