Ritter, F. E., Baxter, G. D., & Churchill, E. F. Foundations for desgning user-centered systems: What system designers need to know about people.
Citazione stile Chigago Style (17a edizione)Ritter, Frank E., Gordon D. Baxter, e Elizabeth F. Churchill. Foundations for Desgning User-centered Systems: What System Designers Need to Know About People.
Citatione MLA (8a ed.)Ritter, Frank E., et al. Foundations for Desgning User-centered Systems: What System Designers Need to Know About People.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.