00351nam a2200121Ia 4500008004100000100002000041245007100061260002300132300000900155650004300164942000700207999001500214190216s9999||||xx |||||||||||||| ||und||  aRoger L Tokheim 0aSchaum`S Series Theory And Problems Of Microprocessor Fundamentals  bMcgraw -hillc1990  a469p  a"Computer Programming. Programs, Data"  cBK  c8391d8391