Cita APA (7a ed.)

Tavard, G. (1962). Two centuries of ecumenism: The search for unity. Mentor-Omega.

Cita Chicago Style (17a ed.)

Tavard, Georges. Two Centuries of Ecumenism: The Search for Unity. New York [etc.]: Mentor-Omega, 1962.

Cita MLA (9a ed.)

Tavard, Georges. Two Centuries of Ecumenism: The Search for Unity. Mentor-Omega, 1962.