00305nam a2200097Ia 4500008004100000100002000041245007100061260002300132300000900155650004300164190216s9999||||xx |||||||||||||| ||und||  aRoger L Tokheim 0aSchaum`S Series Theory And Problems Of Microprocessor Fundamentals  bMcgraw -hillc1990  a469p  a"Computer Programming. Programs, Data"