APA-viite (7. p.)

Whitten, J. I. (2007). System Analysis and Design Methods. McGraw hill.

Chicago-viite (17. p.)

Whitten, J I. System Analysis and Design Methods. New Delhi: McGraw hill, 2007.

MLA-viite (9. p.)

Whitten, J I. System Analysis and Design Methods. McGraw hill, 2007.