APA (7th ed.) Citation

Hard, G. (2019). Archivmaterialien zu Gerhard Hard, 1934-2024.

Chicago Style (17th ed.) Citation

Hard, Gerhard. Archivmaterialien Zu Gerhard Hard, 1934-2024. 2019.

MLA (9th ed.) Citation

Hard, Gerhard. Archivmaterialien Zu Gerhard Hard, 1934-2024. 2019.

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