Butler, J. D. (1968). Four philosophies and their practice in education and religion (Third edition.). Harper & Row, Publishers.
Citação do estilo Chicago (17ª ed.)Butler, James Donald. Four Philosophies and Their Practice in Education and Religion. Third edition. New York: Harper & Row, Publishers, 1968.
Citação MLA (9ª ed.)Butler, James Donald. Four Philosophies and Their Practice in Education and Religion. Third edition. Harper & Row, Publishers, 1968.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.