Freddi, A., & Salmon, M. (2019). Design principles and methodologies: From conceptualization to first prototyping with examples and case studies. Springer International Publishing.
Čikaški stil citiranja (17. izdanje)Freddi, Alessandro, i Mario Salmon. Design Principles and Methodologies: From Conceptualization to First Prototyping with Examples and Case Studies. Cham [Germany]: Springer International Publishing, 2019.
MLA način citiranja (9. izdanje)Freddi, Alessandro, i Mario Salmon. Design Principles and Methodologies: From Conceptualization to First Prototyping with Examples and Case Studies. Springer International Publishing, 2019.
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