Flick, L. F. (1914). Faith as a factor of happiness, Lecture by Lawrence F. Flick, M.D. delivered before the alumni of St. Vincent College, Beatty, Pennsylvania, June 17, 1914. Beatty, Pa..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Flick, Lawrence F. Faith as a Factor of Happiness, Lecture by Lawrence F. Flick, M.D. Delivered Before the Alumni of St. Vincent College, Beatty, Pennsylvania, June 17, 1914. Beatty, Pa., 1914.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Flick, Lawrence F. Faith as a Factor of Happiness, Lecture by Lawrence F. Flick, M.D. Delivered Before the Alumni of St. Vincent College, Beatty, Pennsylvania, June 17, 1914. Beatty, Pa., 1914.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.