00542nam a2200169Ia 4500 0000015410 20251012174539.0 920713s1980 uk eng c 0884103730 mau---- T14.5 Appropriate technology and social values - a critical appraisal / edited by Franklin A. Long and Alexandra Oleson Cambridge Mass : Ballinger Pub. Co. 1980 215p. Technology- Social aspects Developing countries- Technology 5861 5861