Khatijah Shaik Abu Bakar. (2004). Management and mobilization of WAQF resources in Singapore. International Institute of Islamic Thought and Civilization (ISTAC).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Khatijah Shaik Abu Bakar. Management and Mobilization of WAQF Resources in Singapore. Kuala Lumpur: International Institute of Islamic Thought and Civilization (ISTAC), 2004.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Khatijah Shaik Abu Bakar. Management and Mobilization of WAQF Resources in Singapore. International Institute of Islamic Thought and Civilization (ISTAC), 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.