TY  - BOOK
AU  - Peiring Bruce R
TI  - Linear programming :  An introduction   
T2  - Quantitative application in the social sciences. 60
U1  - B280bE, M6 
PY  - 1986///
CY  - Beverly-Hills
PB  - Sage          
KW  - Statistics
N1  - Bibliography: P90-91
ER  -