APA (7th ed.) Citation

Pfeiffer, E. (2019). Archivmaterialien zu Erwin Pfeiffer, 1886-.

Chicago Style (17th ed.) Citation

Pfeiffer, Erwin. Archivmaterialien Zu Erwin Pfeiffer, 1886-. 2019.

MLA (8th ed.) Citation

Pfeiffer, Erwin. Archivmaterialien Zu Erwin Pfeiffer, 1886-. 2019.

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