00424cam a22001337a 4500008004000000082001200040100002500052245005500077260002900132300001400161650001400175999001900189952008200208180718b1952   xxu||||| |||| 00| 0 eng d  aT19 Ox2  aOxenfeldt, Alfred R.  aEconomic systems in actioncby Alfred R. Oxenfeldt  aNew YorkbRinehartc1952  axiv,175p.  aEconomics  c435602d435602  00104070aIIPAbIIPAd2010-02-26oT19 Ox2p8459r2018-07-21w2018-07-21yBK