APA (7th ed.) Citation

Rusch, W. G. (1985). Ecumenism: A movement toward church unity. Fortress Pr.

Chicago Style (17th ed.) Citation

Rusch, William G. Ecumenism: A Movement Toward Church Unity. Philadelphia: Fortress Pr, 1985.

MLA (9th ed.) Citation

Rusch, William G. Ecumenism: A Movement Toward Church Unity. Fortress Pr, 1985.