01027nam--2200361---450-99000233406020331620090123113418.0000233406USA01000233406(ALEPH)000233406USA0100023340620050105d1970----km-y0itay0103----baengGB||||||||001yyEconomics and industrial efficiencyan introduction to managerial economicsH. Speight3. edLondon [etc.]MacMillan1970IX, 266 p.23 cm20012001001-------2001658SPEIGHT,Harold103288ITsalbcISBD990002334060203316658 SPE 1 (IRA 17 31)1575 E.C.IRA 1700011109BKECOSIAV41020050105USA011000RSIAV39020090123USA011134Economics and industrial efficiency435686UNISA