00502nam a2200169Ia 4500082002400000100001900024245006000043260005200103300001500155500000500170690000600175700000500181952010500186964001700291921000900308999001500317  a338.917308bP451.AP  aPerloff, H. S.  aAlliance for progressba social invention in the making  aBaltimorebJohns Hopkins University Pressc1969  axvi, 253p.  a  a   a  00104070aISIbISId1998-08-26l0o338.917308 P451.APpDP4659r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a6404  c6404d6404