TY  - BOOK
AU  - Dent, J B (Ed.)
AU  - Anderson, J R (Ed.)
TI  - System analysis in agricultural management
SN  - 0-471-20930-9
U1  - 631.1 21st
PY  - 1971///
CY  - Sydney
PB  - John Wiley
KW  - Soil conservation; Livestock; Agriculture-Mathematical models
ER  -