Clifton, H. D. (1978). Systems analysis for business data processing (3rd ed.). Business Books.
Cita Chicago (17th ed.)Clifton, H. D. Systems Analysis for Business Data Processing. 3rd ed. London: Business Books, 1978.
Cita MLA (8th ed.)Clifton, H. D. Systems Analysis for Business Data Processing. 3rd ed. Business Books, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.