Laudon, K. C., & Laudon, J. P. (2004). Management information systems: Managing the digital firm (9th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Laudon, Kenneth C., agus Jane Price Laudon. Management Information Systems: Managing the Digital Firm. 9th ed. Upper Saddle River, N.J.: Prentice Hall, 2004.
Lua MLA (9ú heag.)Laudon, Kenneth C., agus Jane Price Laudon. Management Information Systems: Managing the Digital Firm. 9th ed. Prentice Hall, 2004.
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