TY  - BOOK
AU  - Alston, Julian M.
AU  - Norton, George W.
AU  - Pardey, Philip G.
TI  - Science under scarcity: principles and practice for agricultural research evaluation and priority setting
SN  - 0801429374
U1  - 630.72 
PY  - 1995///
CY  - Ithaca, N.Y.
PB  - Cornell University Press
KW  - Agricultura
KW  - Costos
KW  - Investigación
ER  -