Alexander, J. L. (1913). The boy and the Sunday school: A manual of principle and method for the work of the Sunday school with teen age boys. Association press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alexander, John L. The Boy and the Sunday School: A Manual of Principle and Method for the Work of the Sunday School with Teen Age Boys. New York [etc.]: Association press, 1913.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Alexander, John L. The Boy and the Sunday School: A Manual of Principle and Method for the Work of the Sunday School with Teen Age Boys. Association press, 1913.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.