APA (7th ed.) Citation

Gugel, H. (2019). Archivmaterialien zu Helmut Gugel, 1942-1972.

Chicago Style (17th ed.) Citation

Gugel, Helmut. Archivmaterialien Zu Helmut Gugel, 1942-1972. 2019.

MLA (9th ed.) Citation

Gugel, Helmut. Archivmaterialien Zu Helmut Gugel, 1942-1972. 2019.

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