APA (7th ed.) Citation

Derr, T. S. (1983). Barriers To Ecumenism: The Holy See and the World Council of Churches on Social Questions. Orbis Books.

Chicago Style (17th ed.) Citation

Derr, Thomas Sieger. Barriers To Ecumenism: The Holy See and the World Council of Churches on Social Questions. Orbis Books, 1983.

MLA (8th ed.) Citation

Derr, Thomas Sieger. Barriers To Ecumenism: The Holy See and the World Council of Churches on Social Questions. Orbis Books, 1983.

Warning: These citations may not always be 100% accurate.