APA (7th ed.) Citation

Lang, R. Archivmaterialien zu Robert Lang, 1859-.

Chicago Style (17th ed.) Citation

Lang, Robert. Archivmaterialien Zu Robert Lang, 1859-.

MLA (9th ed.) Citation

Lang, Robert. Archivmaterialien Zu Robert Lang, 1859-.

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