Ibrahim, Y. I. M. (2014). Perception of HIV-related stigma and its associated factors among people living with HIV in Khartoum, Sudan. Universiti Kebangsaan Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ibrahim, Yassin Ibrahim Mohammed. Perception of HIV-related Stigma and Its Associated Factors Among People Living with HIV in Khartoum, Sudan. Kuala Lumpur: Universiti Kebangsaan Malaysia, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ibrahim, Yassin Ibrahim Mohammed. Perception of HIV-related Stigma and Its Associated Factors Among People Living with HIV in Khartoum, Sudan. Universiti Kebangsaan Malaysia, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.