00465nam a2200145 a 450000500170000000800410001704100080005810000190006624500780008526400180016330000080018194200070018999900170019695201060021320260717100939.0260717s1999    ii            000 0 eng d  aeng1 aNarayan, B. L.10aEssence of managerial economics and development science : /cNarayan,B.L. 1bAnmol,c1999.  a351  cBK  c38497d38497  001040708DCaBKBCLbBKBCLd2000-01-03g95.00l0p40008r2026-07-17 09:17:31v95.00w2026-07-17yBK