Le Roy, A. (1911). The Evangelization of Africa, 1822-1911. An Address on behalf of the Society for the Propagation of the Faith delivered in Lyons on May 3rd, 1911, the 88th anniversary of its foundation. New York.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Le Roy, Alexander. The Evangelization of Africa, 1822-1911. An Address on Behalf of the Society for the Propagation of the Faith Delivered in Lyons on May 3rd, 1911, the 88th Anniversary of Its Foundation. New York, 1911.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Le Roy, Alexander. The Evangelization of Africa, 1822-1911. An Address on Behalf of the Society for the Propagation of the Faith Delivered in Lyons on May 3rd, 1911, the 88th Anniversary of Its Foundation. New York, 1911.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.