00426nam a2200121Ia 4500008004100000040001700041082002400058100001700082245008500099260004000184300001600224650006400240190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta609.54bB575R  aBhattacharya 4aThe role of technological progress in Indian economic developmentc Bhattacharya  aCalcuttabWorld Press Privatec1972  axvii, 276p.  aEconomic development-India; Technological innovations-India