Citazione Stile APA (7a Edizione)

Butler, J. D. (1968). Four philosophies and their practice in education and religion (Third edition.). Harper & Row, Publishers.

Citazione stile Chigago Style (17a edizione)

Butler, James Donald. Four Philosophies and Their Practice in Education and Religion. Third edition. New York: Harper & Row, Publishers, 1968.

Citatione MLA (9a ed.)

Butler, James Donald. Four Philosophies and Their Practice in Education and Religion. Third edition. Harper & Row, Publishers, 1968.