Computers and business information processing / William S. Davis. Davis, William S. 1943 Business Data processing. Electronic data processing. Computers. HF5548.2 .D375 1983 658.05407 19 DAC Includes index. Reading, Mass. : Addison-Wesley, c1983. c1983. 1983 Text xvi, 523, [33] p., [8] p. of plates : eng