Cita APA (7th ed.)
Laudon, K. C., & Laudon, J. P. (2007). Essentials of business information systems (7th ed.). Pearson/Prentice Hall.
Cita Chicago (17th ed.)
Laudon, Kenneth C., i Jane P. Laudon. Essentials of Business Information Systems. 7th ed. Upper Saddle River, N.J.: Pearson/Prentice Hall, 2007.
Cita MLA (9th ed.)
Laudon, Kenneth C., i Jane P. Laudon. Essentials of Business Information Systems. 7th ed. Pearson/Prentice Hall, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.