APA (7e ed.) Bronvermelding

Vincent de Paul, S., & Leonard, J. (1925). St. Vincent de Paul and mental prayer. Benziger Bros..

Chicago (17e ed.) Bronvermelding

Vincent de Paul, Saint, en Joseph Leonard. St. Vincent De Paul and Mental Prayer. New York: Benziger Bros., 1925.

MLA (8e ed.) Bronvermelding

Vincent de Paul, Saint, en Joseph Leonard. St. Vincent De Paul and Mental Prayer. Benziger Bros., 1925.