Yousif, A. F. (1991). The Maintenance of Islamic identity in Canadian society: Religious observance, psychosocial influences, and institutional completeness of the Muslim community in the Canadian national capital region. : University of Ottawa Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yousif, Ahmad F. The Maintenance of Islamic Identity in Canadian Society: Religious Observance, Psychosocial Influences, and Institutional Completeness of the Muslim Community in the Canadian National Capital Region. Ottawa: : University of Ottawa Press, 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Yousif, Ahmad F. The Maintenance of Islamic Identity in Canadian Society: Religious Observance, Psychosocial Influences, and Institutional Completeness of the Muslim Community in the Canadian National Capital Region. : University of Ottawa Press, 1991.