Fundamental aspects of appropriate technology/
05
Main Authors: | , , |
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Format: | |
Published: |
The Netherlands : Sijthoff & Noordhoff International Pub,
1980
|
Subjects: |
05
Main Authors: | , , |
---|---|
Format: | |
Published: |
The Netherlands : Sijthoff & Noordhoff International Pub,
1980
|
Subjects: |