Cita APA (7a ed.)

Fey, H. E. (1970). A history of the ecumenical movement. Westminster Press.

Cita Chicago Style (17a ed.)

Fey, Harold E. A History of the Ecumenical Movement. Philadelphia: Westminster Press, 1970.

Cita MLA (9a ed.)

Fey, Harold E. A History of the Ecumenical Movement. Westminster Press, 1970.