Gaya APA

Introduction to information systems : essentials for the e-business enterprise / James A. O'Brien. (2003). New York, NY: McGraw-Hill/Irwin, c.

Gaya MLA

Introduction to information systems : essentials for the e-business enterprise / James A. O'Brien. 11th ed.. New York, NY: McGraw-Hill/Irwin, c, 2003. Buku Wajib.