00416nam a2200145Ia 4500 160808s1985 xx 000 0 eng d 0946688109 eng F CC Carr, Marilyn AT Reader: theory and practice in appropriate technology / by Marilyn Carr Delhi : Oxford University Press, 1985. Tyechnology 181323 181323 0 0 0 1 1 CAS LIB LIB 2016-08-12 F M5 193348 2016-08-12 2016-08-12 BK