TY  - BOOK
AU  - Evans, Donald D.
AU  - Alder, Laurie Nogg.
TI  - Appropriate technology for development ; a discussion and case histories
T2  - Westview special studies in social, political and economic development
U1  - 630.717 
PY  - 1979///
CY  - Boulder, Colo.
PB  - Westview
KW  - Agricultura
KW  - Innovaciones tecnológicas
KW  - Desarrollo rural
ER  -