TY  - GEN
AU  - day, Richard H
AU  - JohnsonS R
AU  - Judge, George G
TI  - Survey of agricultural economics literature V 2 quantitative methods in agricultural economics, 1940s to 1970s
SN  - 0816608180
U1  - 338.10216 JUD 
CY  - Minneapolis, University of minnesota press
KW  - Economic optimization/ agricultural economics
ER  -