Cita APA (7a ed.)

Baum, G. (1967). Ecumenical theology No. 2. Paulist Press.

Cita Chicago Style (17a ed.)

Baum, Gregory. Ecumenical Theology No. 2. New York [etc.]: Paulist Press, 1967.

Cita MLA (9a ed.)

Baum, Gregory. Ecumenical Theology No. 2. Paulist Press, 1967.