Geis, T., & Tesch, G. (2019). Basiswissen Usability und User Experience: Aus- und Weiterbildung zum UXQB Certified Professional for Usability and User Experience (CPUX) - Foundation Level (CPUX-F) (1. Auflage.). Dpunkt.verlag.
Chicago Style (17th ed.) CitationGeis, Thomas, and Guido Tesch. Basiswissen Usability Und User Experience: Aus- Und Weiterbildung Zum UXQB Certified Professional for Usability and User Experience (CPUX) - Foundation Level (CPUX-F). 1. Auflage. Heidelberg: Dpunkt.verlag, 2019.
MLA (9th ed.) CitationGeis, Thomas, and Guido Tesch. Basiswissen Usability Und User Experience: Aus- Und Weiterbildung Zum UXQB Certified Professional for Usability and User Experience (CPUX) - Foundation Level (CPUX-F). 1. Auflage. Dpunkt.verlag, 2019.
Warning: These citations may not always be 100% accurate.