Kok, P. Y. (2006). Preheating, cryogenic cooling and combined approach to improved machinibility of stainless steel. Kulliyyah of Engineering, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kok, Pok Yee. Preheating, Cryogenic Cooling and Combined Approach to Improved Machinibility of Stainless Steel. Gombak, Selangor: Kulliyyah of Engineering, International Islamic University Malaysia, 2006.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Kok, Pok Yee. Preheating, Cryogenic Cooling and Combined Approach to Improved Machinibility of Stainless Steel. Kulliyyah of Engineering, International Islamic University Malaysia, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.