Kitabu hiki huenda hakitapatikana katika uchapishaji.
The lectures reproduced in this book were delivered as part of an introductory course in agricultural extension at the University of Sri Lanka in 1974.
114 pages
Maelezo ya Uchapishaji
- Limechapishwa: 1978
- Mchapishaji: Agricultural Development Council,
- Dewey Decimal: 630.715
- Maktaba ya ECHO: 630.715 MOS