APA (7th ed.) Citation

Widmer, G. Archivmaterialien zu Guillaume Widmer, 1906-1968.

Chicago Style (17th ed.) Citation

Widmer, Guillaume. Archivmaterialien Zu Guillaume Widmer, 1906-1968.

MLA (9th ed.) Citation

Widmer, Guillaume. Archivmaterialien Zu Guillaume Widmer, 1906-1968.

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