Gruber, J. E. (2019). Archivmaterialien zu Johann Ernst Gruber.
Chicago Style (17th ed.) CitationGruber, Johann Ernst. Archivmaterialien Zu Johann Ernst Gruber. 2019.
MLA (9th ed.) CitationGruber, Johann Ernst. Archivmaterialien Zu Johann Ernst Gruber. 2019.
Warning: These citations may not always be 100% accurate.