Nguyen Hieu & Hieu Nguyen's Webpage / School of Engineering / Grand Valley State University. Manufacturing Processes and Engineering Materials Used in Automotive Engine Blocks.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nguyen Hieu و Hieu Nguyen's Webpage / School of Engineering / Grand Valley State University. Manufacturing Processes and Engineering Materials Used in Automotive Engine Blocks.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Nguyen Hieu و Hieu Nguyen's Webpage / School of Engineering / Grand Valley State University. Manufacturing Processes and Engineering Materials Used in Automotive Engine Blocks.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.