00285nam a2200121Ia 4500008004100000100001600041245004100057260002000098300000900118650001400127942000700141999001500148190216s9999||||xx |||||||||||||| ||und||  aAllen R G D 0aMathematical Analysis For Economists  bMacmillanc1968  a548p  aEconomics  cBK  c9222d9222