000 00314nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aBhattacharya
245 0 _aRole of Technological Progress in Indian Economic Development
260 _bWorld press. Calcutta
260 _c1972
365 _b20
942 _cBK
999 _c215494
_d215494