Butler, J. D. (1951). Four philosophies and their practice in education and religion. Harper.
Chicago (17e ed.) BronvermeldingButler, James Donald. Four Philosophies and Their Practice in Education and Religion. New York: Harper, 1951.
MLA (9e ed.) BronvermeldingButler, James Donald. Four Philosophies and Their Practice in Education and Religion. Harper, 1951.
Let op: Deze citaties zijn niet altijd 100% accuraat.