00357nam a2200073Ia 4500008004100000082002500041245015200066260006500218220204s9999    xx            000 0 und d  a641.1:017/019bCAT.1 0aCatalogue of research literature for development Vol.II.Food production and nutrition development and economics education ad human resources health  aWashington DCbUS Agency for International Developmentc1977