TY  - GEN
AU  - Purcell, Dennis L.
AU  - Anderson, Jock R.
TI  - Agricultural extension and research: achievements and problems in national systems
SN  - 0821338781
U1  - 630.715 
PY  - 1997///
CY  - Washington
PB  - The World Bank
KW  - AGRICULTURAL DEVELOPING PROJECTS EVALUATION
KW  - WORLD BANK DEVELOPING COUNTRIES
KW  - AGRICULTURAL EXTENSION WORK DEVELOPMENT COUNTRIES EVALUATION
KW  - NATIONAL AGRICULTURAL RESEARCH SYSTEMS
ER  -