Stepping stones; appropriate technology and beyond
Diagrs., illus. Includes bibliographies
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| Main Authors: | , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
London (UK) Marion Boyars Pub.
1979
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| Subjects: | APPROPRIATE TECHNOLOGY, TECHNOLOGY, ENERGY, FARMING SYSTEMS, ENGINEERING, HAND TOOLS, TECHNOLOGIE APPROPRIEE, TECNOLOGIA APROPIADA, TECHNOLOGIE, ENERGIE, SYSTEME D'EXPLOITATION AGRICOLE, INGENIERIE, OUTILLAGE MANUEL, TECNOLOGIA, ENERGIA, SISTEMAS DE EXPLOTACION, INGENIERIA, UTILLAJE MANUAL, |
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| Summary: | Diagrs., illus. Includes bibliographies |
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