00270nam a2200109Ia 4500008004100000040000800041082001400049100001700063245003900080260000900119264003200128231129s1983||||xx |||||||||||||| ||spa||  bspa  a334 L185c  aLaidlaw  A.F 0aLas cooperativas en el ano dos mil  c1983  aFondo Editorial Cooperativo