TY  - BOOK
AU  - Heady,Earl Orel
AU  - Dillon,John L.
TI  - Agricultural production functions
PY  - 1961///
CY  - Ames
PB  - Iowa State University Press
KW  - Farm management
KW  - Mathematical models
KW  - Agriculture
KW  - Economic aspects
N1  - Includes bibliography; Buku bacaan asas fakulti
ER  -