00323nam a2200133 a 450000500170000002000150001708200190003210000130005124500250006426000330008930000200012263000140014263000330015620251203092016.0  a8174460772  a330.02465bATM  aAtmanand  aManagerial economics  aNew DelhibExcel Booksc1997  av,268p.c24 cm.  aEconomics  aProduction of study material