TY  - BOOK
AU  - Heady,Earl o   .
AU  - Srivastava,Uma K   .
TI  - Spatial sector programming models in agriculture / 
SN  - 0813815754
U1  - 338.180184 
PY  - 1975///
CY  - Iowa : 
PB  - Iowa state university press , 
KW  - AGRICULTURE AND SATE-MATHEMATICAL MODELS
N1  - Includes index
ER  -