TY  - BOOK
AU  - Purcell  Dennis  L.
TI  - Agricultural Extension and Research: Achievements and Problems in National Systems
AV  - S544.6 P86A 1997
PY  - 1997///
CY  - Washington
PB  - The World Bank
KW  - AGRICULTURAL EXTENSION WORK -- DEVELOPING COUNTRIES -- EVALUATION / AGRICULTURAL DEVELOPMENT PROJECTS -- EVALUATION
ER  -