00409nam a2200157 a 450000100060000000300090000600800410001502000150005604000280007108200170009910000180011624500400013426000510017430000110022565000150023618392CO-ViMGA141112s2004 ck r 000 u spa d a9861620097 aCO-ViMGAbspacCO-ViMGA04a331.88 L174s1 aLaski, Harold10aLos sindicatos en la nueva sociedad aMexico, cFondo de cultura económica, c1985 a195.p.14aSINDICATOS