APA (7th ed.) Citation

Sapper, R. Archivmaterialien zu Richard Sapper, 1891-1964.

Chicago Style (17th ed.) Citation

Sapper, Richard. Archivmaterialien Zu Richard Sapper, 1891-1964.

MLA (9th ed.) Citation

Sapper, Richard. Archivmaterialien Zu Richard Sapper, 1891-1964.

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