Christlieb, T., & Reed, D. A. (1880). Protestant foreign missions: Their present state. A universal survey (Only authorized American ed.). Congregational Sunday-School and Pub. Society.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Christlieb, Theodor, و David Allen Reed. Protestant Foreign Missions: Their Present State. A Universal Survey. Only authorized American ed. Boston: Congregational Sunday-School and Pub. Society, 1880.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Christlieb, Theodor, و David Allen Reed. Protestant Foreign Missions: Their Present State. A Universal Survey. Only authorized American ed. Congregational Sunday-School and Pub. Society, 1880.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.