Citazione Stile APA (7a Edizione)

O'Brien, J. A., & Marakas, G. M. (2010). Introduction to information systems (15th ed.). McGraw-Hill Irwin.

Citazione stile Chigago Style (17a edizione)

O'Brien, James A., e George M. Marakas. Introduction to Information Systems. 15th ed. Boston: McGraw-Hill Irwin, 2010.

Citatione MLA (9a ed.)

O'Brien, James A., e George M. Marakas. Introduction to Information Systems. 15th ed. McGraw-Hill Irwin, 2010.