APA (7th ed.) Citation

Wolfram, v. E., & Knorr, F. (1940). Parzival. Diederichs.

Chicago Style (17th ed.) Citation

Wolfram, von Eschenbach, and Friedrich Knorr. Parzival. Jena: Diederichs, 1940.

MLA (8th ed.) Citation

Wolfram, von Eschenbach, and Friedrich Knorr. Parzival. Diederichs, 1940.

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