APA ציטוט

O’Brien, J. A. (2008). Introduction to information systems. Boston: McGraw-Hill/Irwin.

Trích dẫn kiểu Chicago

O’Brien, James A. Introduction to Information Systems. Boston: McGraw-Hill/Irwin, 2008.

ציטוט MLA

O’Brien, James A. Introduction to Information Systems. Boston: McGraw-Hill/Irwin, 2008.