00576nam a2200193Ia 4500020001500000082001900015100001700034245002900051260002900080300001600109500000500125690000600130700000500136952010000141952010000241964001700341921000900358999001500367  a0155187813  a338.8bB635.EC  aBlair, J. M.  aEconomic concentrationb  aNew YorkbHarcourtc1972  axvii, 742p.  a  a   a  00104070aISIbISId1998-10-08l0o338.8 B635.ECpDP6127r2019-02-14 00:00:00w2019-02-14yBK  00104070aISIbISId1998-08-24l0o338.8 B635.ECpDP8213r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a5827  c5827d5827