APA (7th ed.) Citation

Ceelen, P. (2019). Archivmaterialien zu Petrus Ceelen, 1943-2024.

Chicago Style (17th ed.) Citation

Ceelen, Petrus. Archivmaterialien Zu Petrus Ceelen, 1943-2024. 2019.

MLA (9th ed.) Citation

Ceelen, Petrus. Archivmaterialien Zu Petrus Ceelen, 1943-2024. 2019.

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