APA (7th ed.) Citation

Plenkers, H. (2019). Archivmaterialien zu Heribert Plenkers.

Chicago Style (17th ed.) Citation

Plenkers, Heribert. Archivmaterialien Zu Heribert Plenkers. 2019.

MLA (9th ed.) Citation

Plenkers, Heribert. Archivmaterialien Zu Heribert Plenkers. 2019.

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