Gaya APA

Preece, J. et al (2015). Interaction Design : Beyond Human Computer Interaction 4th.Ed (Ed. 4). West Sussex: Jhon Wiley & Sons.

Gaya MLA

Preece, Jennifer. et al. "Interaction Design : Beyond Human Computer Interaction 4th.Ed". Ed. 4 West Sussex: Jhon Wiley & Sons, 2015. Text.