Freddi, A., & Salmon, M. (2019). Design principles and methodologies: From conceptualization to first prototyping with examples and case studies. Springer International Publishing. https://doi.org/10.1007/978-3-319-95342-7
Lua i Stíl Chicago (17ú heag.)Freddi, Alessandro, agus Mario Salmon. Design Principles and Methodologies: From Conceptualization to First Prototyping with Examples and Case Studies. Cham [Germany]: Springer International Publishing, 2019. https://doi.org/10.1007/978-3-319-95342-7.
Lua MLA (9ú heag.)Freddi, Alessandro, agus Mario Salmon. Design Principles and Methodologies: From Conceptualization to First Prototyping with Examples and Case Studies. Springer International Publishing, 2019. https://doi.org/10.1007/978-3-319-95342-7.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.