000 00331nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a629.138 82
100 _aISRO,Ahmedabad.
245 _aSatellite instructional television experiment.
260 _aAhmedabad
_bSpace application centre.
_c1976
300 _a449
942 _2ddc
_cBK
999 _c7937
_d7937