Kitabu hiki huenda hakitapatikana katika uchapishaji.
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The papers are intended to be used as guidelines to help people choose technologies that are suitable to their situations.
16 pages, illustrated
Maelezo ya Uchapishaji
- Limechapishwa: 1986
- Mchapishaji: Volunteers in Technical Assistance
- Dewey Decimal: 633.3
- Maktaba ya ECHO: 633.3 HOV