APA (7th ed.) Citation

O'BRIEN. (1997). Introduction to information systems (8th ed.). Irwin.

Chicago Style (17th ed.) Citation

O'BRIEN. Introduction to Information Systems. 8th ed. Chicago: Irwin, 1997.

MLA (8th ed.) Citation

O'BRIEN. Introduction to Information Systems. 8th ed. Irwin, 1997.

Warning: These citations may not always be 100% accurate.