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Book List
4
-
Survey of solar water heaters / prep. by C. Seufert.
- German appropriate technology exchange (GATE),
- [ca. 1978].
- Eschborn :
-
Solar cooling of buildings / prep. by Christian Seufert, Gabriele Heber.
- German appropriate technology exchange (GATE),
- 1979.
- Eschborn :
-
Kleinbewässerung = Small-scale irrigation / prep. by Albert Breuer, Axel Netzband.
- German appropriate technology exchange (GATE),
- [ca. 1980].
- Eschborn :
-
Nacherntegeräte : state of technology report on intermediate solutions for rural application / prep. by Edward Kohl.
- German appropriate technology exchange (GATE),
- [ca. 1980].
- Eschborn :