APA (7e ed.) Bronvermelding

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.

Chicago (17e ed.) Bronvermelding

Regis University, St. Joseph Communications, Michael Whorf, en Pierre-Jean de Smet. Father Peter John DeSmet: A Road Less Traveled Missionary, Teacher, Explorer, Ambassador to the Native American Tribes.

MLA (8e ed.) Bronvermelding

Regis University, et al. Father Peter John DeSmet: A Road Less Traveled Missionary, Teacher, Explorer, Ambassador to the Native American Tribes.