00409nam a2200133Ia 4500008004100000082001100041100002300052245006700075260003200142300001000174600002500184600003900209650002700248140224s9999    xx            000 0 und d  a608 L9  aMoll, Lane de, ed.  aOpen forum stepping stones; appropriate technology and beyond.  aLondonbMarion Boyarsc1979  a204p.  aCoe, Gigi jt. author  aEdited  Lane de Moll and Gigi Coe.  aAppropriate technology