Cross, N. (2008). Engineering design methods: Strategies for product design (4th ed.). J. Wiley.
Chicago Style aipamenaCross, Nigel. Engineering Design Methods: Strategies for Product Design. 4th ed. Chichester, England: J. Wiley, 2008.
MLA aipamenaCross, Nigel. Engineering Design Methods: Strategies for Product Design. 4th ed. J. Wiley, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.