TY  - BOOK
AU  - Echeverria, Ruben G.
ED  - Proceedings Of The ISNAR/ Rutgers�.. ManagementWorkshop   
TI  - Methods for diagnosis research systems constraints and assessing the impact of agricultural research  
PY  - 1990///
CY  - New jersey
PB  - International Service for National Agricultural Research
KW  - Agricultural ResearchAgricultural SciencesAgricultural Development
N1  - Volum 1: Diagnosing Agricultural Research System Constraints
ER  -