TY  - BOOK
AU  - Heady, Earl O.
TI  - Spatial sector programming models in agriculture
T2  - Agriculture and state-mathematical models
U1  - 338:63 L5 
PY  - 1975///
CY  - Ames
PB  - Iowa  State University Press
KW  -  Earl O.Heady (and) Uma K.Srivastava.
KW  - Srivastava, Uma K., jt. auth.
KW  - Agriculture and state-mathematical models
ER  -