APA (7th ed.) Citation

Trippen, N. Josef Kardinal Frings (1887-1978). Schöningh.

Chicago Style (17th ed.) Citation

Trippen, Norbert. Josef Kardinal Frings (1887-1978). Paderborn [u.a.]: Schöningh.

MLA (8th ed.) Citation

Trippen, Norbert. Josef Kardinal Frings (1887-1978). Schöningh.

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