00465nam a2200169Ia 4500082002100000100002900021245004900050260002300099300001400122500000500136690000600141700000500147952010200152964001700254921000900271999001500280  a331.137bB879.SA  aBrown, R. L., and Others  aSeasonal adjustment of unemployment seriesb  aLondonbHMSOc1971  aiii, 30p.  a  a   a  00104070aISIbISId1998-07-30l0o331.137 B879.SApDP5470r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a4194  c4194d4194