00465nam a22001697a 450000500170000000800410001702000080005804100080006608200150007410000230008924500720011226000480018430000140023270000250024694200070027199900170027820260518101658.0260518b        |||||||| |||| 00| 0 eng d  a000  aeng  a330bBAC/B  aBacharach, Michael  aBiproportional Matrics & Input-Output Changec/by Michael Bacharach  aCambrigde:bAt The University Press;c1970.  axii,170p.  aBarcharach , Michael  cBK  c46984d46984