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Book List
2
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The economics of dryland management / John A. Dixon, David E. James, Paul B. Sherman.
- Earthscan,
- 1989.
- London :
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Biomass assessment : woody biomass in the SADCC region : a study / commissioned by the SADCC energy secr. and carried out by the ETC foundation (Consultants for development) ; [written by Andrew Millington and John Townsend ; with contrib. of region's own experts].
- Earthscan,
- 1989.
- London :