APA (7th ed.) Citation

Mumm, R. (1957). Katholische Ökumene. Quatember, 22(1), 42-43.

Chicago Style (17th ed.) Citation

Mumm, Reinhard. "Katholische Ökumene." Quatember 22, no. 1 (1957): 42-43.

MLA (9th ed.) Citation

Mumm, Reinhard. "Katholische Ökumene." Quatember, vol. 22, no. 1, 1957, pp. 42-43.

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