Zulkifli Muslim. (1994). The development of a Malaysian Roman letterform: How national characteristics can be reflected in its design expressions?
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Zulkifli Muslim. The Development of a Malaysian Roman Letterform: How National Characteristics Can Be Reflected in Its Design Expressions? 1994.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Zulkifli Muslim. The Development of a Malaysian Roman Letterform: How National Characteristics Can Be Reflected in Its Design Expressions? 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.