Siti Rapiah Abd Rahman. (1999). Co-curriculum effectiveness and its influence on the quality of student life.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Siti Rapiah Abd Rahman. Co-curriculum Effectiveness and Its Influence on the Quality of Student Life. 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Siti Rapiah Abd Rahman. Co-curriculum Effectiveness and Its Influence on the Quality of Student Life. 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.