An introduction to computers and information processing : (formerly Principles of data processing) / Robert A. Stern, Nancy Stern. Stern, Robert A. Stern, Nancy B. Electronic data processing. Electronic digital computers. QA76 .S745 1982 001.64 19 STI Previous ed.: 1979. Includes index. New York : Wiley, c1982. c1982. 1982 Text xxii, 637 p. : eng