000 00294nam a2200121Ia 4500
082 _a509.54
_bRAH
100 _aRahman, A.
245 _aScience, technology and economic development.
260 _aDelhi
_bNational Pub. House
_c1974
300 _a228p.
890 _aIndia
999 _c30018
_d30018