Cross, N. (2008). Engineering design methods: Strategies for product design/4th ed. John Wiley.
استشهاد بنمط شيكاغوCross, Nigel. Engineering Design Methods: Strategies for Product Design/4th Ed. England: John Wiley, 2008.
MLA استشهادCross, Nigel. Engineering Design Methods: Strategies for Product Design/4th Ed. John Wiley, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.