00411nam a2200121Ia 4500100002100000942000700021654003000028245003000058260003500088546001200123999001700135952013700152  aIBM Corporation   cBK  aPC/xt Technical Reference  aPC/xt Technical Reference  bInternational B.M. Corporation  aENGLISH  c28130d28130  001040708CRCaCRCEbCRCEd2023-03-17eProgressive Booksg150.00i3052 dt 20.09.93l0o p4872r2023-03-17v150.00w1993-09-20yBK