00379nam a2200121Ia 4500082002400000100002100024245009500045260002200140300001600162490004400178500000500222700003000227  a338.4766025bJ54.AT  aJequier, Nicolas  aAppropriate technology directorybcBy Nicolas Jequier with the assistance of Gerard Blanc  aParisbOECDc1979  a361p. Index  aDevelopment centre studies, O. E. C. D.  a  aBlanc, Gerard ; jt. auth.