Cross, N. (2011). Engineering design methods: Strategies for product design (4th ed.). John Wiley & Sons.
استشهاد بنمط شيكاغوCross, Nigel. Engineering Design Methods: Strategies for Product Design. 4th ed. New Jersey: John Wiley & Sons, 2011.
MLA استشهادCross, Nigel. Engineering Design Methods: Strategies for Product Design. 4th ed. John Wiley & Sons, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.