APA (7th ed.) Citation

Frieling, R. (2004). The Ecumenical Movement in Europe: Challenges and Conflicts. Concilium, 2, 57-66.

Chicago Style (17th ed.) Citation

Frieling, Reinhard. "The Ecumenical Movement in Europe: Challenges and Conflicts." Concilium 2 (2004): 57-66.

MLA (9th ed.) Citation

Frieling, Reinhard. "The Ecumenical Movement in Europe: Challenges and Conflicts." Concilium, 2, 2004, pp. 57-66.