APA (7th ed.) Citation

Knuth, P. Archivmaterialien zu Paul Knuth, 1854-1899.

Chicago Style (17th ed.) Citation

Knuth, Paul. Archivmaterialien Zu Paul Knuth, 1854-1899.

MLA (9th ed.) Citation

Knuth, Paul. Archivmaterialien Zu Paul Knuth, 1854-1899.

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