CROSS, N. (1994). Engineering Design Methods Strategies For Product Design Nigel Cross. John Wiley.
Lua i Stíl Chicago (17ú heag.)CROSS, Nigel. Engineering Design Methods Strategies For Product Design Nigel Cross. John Wiley, 1994.
Lua MLA (8ú heag.)CROSS, Nigel. Engineering Design Methods Strategies For Product Design Nigel Cross. John Wiley, 1994.
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