00291cam a22001097a 4500008004000000082001500040100001800055245004200073260002700115300001500142650002400157180718b1956   xxu||||| |||| 00| 0 eng d  aR8x73 B232  aBarbash, Jack  aPractice of unionismcby Jcak Barbash  aNew YorkbHarperc1956  axii, 465p.  aLabour Unions - USA