Nik Ahmad Hisham bin Ismail. (1998). Perceptions of leadership amongst ethnic Malay pupils in residential secondary schools in Peninsular Malaysia in the context of national development. University of London.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nik Ahmad Hisham bin Ismail. Perceptions of Leadership Amongst Ethnic Malay Pupils in Residential Secondary Schools in Peninsular Malaysia in the Context of National Development. London: University of London, 1998.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Nik Ahmad Hisham bin Ismail. Perceptions of Leadership Amongst Ethnic Malay Pupils in Residential Secondary Schools in Peninsular Malaysia in the Context of National Development. University of London, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.