00268nam a2200121Ia 4500020001400000082002100014100002000035245002600055260004100081300001400122500000500136700000500141  a710065434  a338.52bSo698.BP  aSonkodi, Laszlo  aBusiness and pricesb  aLondonbRoutledge & Kegan Paulc1969  aix, 236p.  a  a