Mohd Radzi Haji Che Daud. (2006). Study on adherence of UIS ISI 2020 ethical values for continuous improvement in productivity and process efficiency. Faculty of Engineering, Universiti Kebangsaan Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mohd Radzi Haji Che Daud. Study on Adherence of UIS ISI 2020 Ethical Values for Continuous Improvement in Productivity and Process Efficiency. Bangi, Selangor: Faculty of Engineering, Universiti Kebangsaan Malaysia, 2006.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mohd Radzi Haji Che Daud. Study on Adherence of UIS ISI 2020 Ethical Values for Continuous Improvement in Productivity and Process Efficiency. Faculty of Engineering, Universiti Kebangsaan Malaysia, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.