00284nam a2200109Ia 4500082002000000100002400020245006400044260002700108300002900135500000500164700000500169  a338.8bSi617.EC  aSinghania, Vinod K.  aEconomic concentration through intercorporate investmentsb  aBombaybHimalayac1980  axi, 232p. Bibl. Appendix  a  a