APA (7th ed.) Citation

Welker, M. Archivmaterialien zu Michael Welker, 1947-.

Chicago Style (17th ed.) Citation

Welker, Michael. Archivmaterialien Zu Michael Welker, 1947-.

MLA (9th ed.) Citation

Welker, Michael. Archivmaterialien Zu Michael Welker, 1947-.

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