00289nam a2200121 a 450000500170000008200200001710000060003711000190004324500360006226000260009830000230012471000200014720251203090501.0  a338.5,bDD, eco  d_  aPickering, JF.  aEconomic management of the firm  aDelhibHeritagec1984  aviii, 424p, 22 cm.  aCockerill, TAJ.