TY  - BOOK
AU  - Bacharach Michael
TI  - Biproportional matrices and input- output change
T2  - University of Cambridge, Applied Economics (Deptt of-) Monographs.16
U1  - X:89P:(B), L0 
PY  - 1970///
CY  - London
PB  - Cambridge University Press UK       
KW  - Work Study
ER  -