PHISTER, M. J. (1979). Data processing technology and economics. Santa Monica.
Cita Chicago (17th ed.)PHISTER, Montgomery Jr. Data Processing Technology and Economics. Bedford: Santa Monica, 1979.
Cita MLA (9th ed.)PHISTER, Montgomery Jr. Data Processing Technology and Economics. Santa Monica, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.