Kitabu hiki huenda hakitapatikana katika uchapishaji.
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