Kilgannon, P. (1980). Business data processing and systems analysis (2d ed.). E. Arnold.
Citazione stile Chigago Style (17a edizione)Kilgannon, Pete. Business Data Processing and Systems Analysis. 2d ed. London: E. Arnold, 1980.
Citatione MLA (9a ed.)Kilgannon, Pete. Business Data Processing and Systems Analysis. 2d ed. E. Arnold, 1980.