Windpumps a guide for development workers
Windpumps a guide for development workers
Peter Fraenkel ... et al.
- London Intermediate Technology Publications 1993
- 156 p. : ill. ; 30 cm.
In association with the Stockholm Environment Institute
1853391263 RM74.75
Wind pumps
Windmills
In association with the Stockholm Environment Institute
1853391263 RM74.75
Wind pumps
Windmills
