APA (7 ম সংস্করণ) উদ্ধৃতি

O'Brien, J. A. (1997). Introduction to information systems: Essentials for the Internetworked E-Business Enterprise (8thth ed.). McGraw Hill - Irwin.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

O'Brien, James A. Introduction to Information Systems: Essentials for the Internetworked E-Business Enterprise. 8thth ed. Boston: McGraw Hill - Irwin, 1997.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

O'Brien, James A. Introduction to Information Systems: Essentials for the Internetworked E-Business Enterprise. 8thth ed. McGraw Hill - Irwin, 1997.