Regis University, St. Joseph Communications, Whorf, M., & Smet, P. d. Father Peter John DeSmet: A road less traveled missionary, teacher, explorer, ambassador to the Native American Tribes.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Regis University, St. Joseph Communications, Michael Whorf, و Pierre-Jean de Smet. Father Peter John DeSmet: A Road Less Traveled Missionary, Teacher, Explorer, Ambassador to the Native American Tribes.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Regis University, et al. Father Peter John DeSmet: A Road Less Traveled Missionary, Teacher, Explorer, Ambassador to the Native American Tribes.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.