00434cam a22001577a 4500008004000000082001300040100001700053245005700070260004300127300001000170650002100180650001400201650001400215700002200229700002500251180718b1963   xxu||||| |||| 00| 0 eng d  aT1 M525p  aMenger, Carl  aProblems of economics and sociologycby Carl. Menger  abUrbana, Univ. of Llinois Pressc1963  a237p.  aSchneider, Louis  aSociology  aEconomics  aSchneider, Louis.  aNock, Francis J., tr