Cita APA (7th ed.)
Howard, T. (2003). User-Centered Design: An Integrated Approach. IBM Systems Journal.
Cita Chicago (17th ed.)
Howard, Tharon. "User-Centered Design: An Integrated Approach." IBM Systems Journal 2003.
Cita MLA (9th ed.)
Howard, Tharon. "User-Centered Design: An Integrated Approach." IBM Systems Journal, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.