00744nam a2200145Ia 4500008004100000082001400041100021600055245011700271260005100388300001400439650002700453942000700480952009400487999001700581140224s9999 xx 000 0 und d a523.72 L6 aU.S.Department of Commerce. National Technical Information Service. Advisory Committee on Technology Innovation Board on Science and Technology for International Development Commission on International Relations aEnergy for rural development; renewable resources and alternative technologies for developing countries, report. aWashingtonbNational Academy of Sciencesc1976 axii,306p. aAstronomy,Solar Energy cBK 00104070aKSDbKSDd2014-02-24l0o523.72 L6p1997r2014-02-24 00:00:00w2014-02-24yBK c92798d92798