APA (7th ed.) Citation

Frielinghaus, H. (2019). Archivmaterialien zu Helmut Frielinghaus, 1931-2012.

Chicago Style (17th ed.) Citation

Frielinghaus, Helmut. Archivmaterialien Zu Helmut Frielinghaus, 1931-2012. 2019.

MLA (9th ed.) Citation

Frielinghaus, Helmut. Archivmaterialien Zu Helmut Frielinghaus, 1931-2012. 2019.

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