TY  - GEN
AU  - martin, Lee R
TI  - Survey of agricultural economics literature V.1 : traditional fields of agricultureal economics, 1940s to 1970s
SN  - 0-8166-0801-6
U1  - 338.107 2 SUR 
CY  - Minnepolis, University of minnesota press
KW  - Agriculture - economical aspects/ farm management
ER  -