APA (7th ed.) Citation

Riedl, P. A. (1994). [Vorwort]. Herbert Peters.

Chicago Style (17th ed.) Citation

Riedl, Peter Anselm. "[Vorwort]." Herbert Peters 1994.

MLA (9th ed.) Citation

Riedl, Peter Anselm. "[Vorwort]." Herbert Peters, 1994.

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