00390nam a2200157Ia 4500001000700000003000400007008004500011010001100056041001300067245005500080260004400135300001100179650001600190650001000206082001600216000807LIB220712b1991 py ||||| |||| 00| 0 spa d a000807 aInglés aMicrosoft cobol: compatibility guide versión 4.5 bMicrosoft Corporation,a[S. l.] :c1991 a220 p. aINFORMATICA aCOBOL a001.6424 CO