Koethe, F. A. Archivmaterialien zu Friedrich August Koethe, 1781-1850.
Tohutoru Kātū Chicago (17th ed.)Koethe, Friedrich August. Archivmaterialien Zu Friedrich August Koethe, 1781-1850.
Tohutoro MLA (9th ed.)Koethe, Friedrich August. Archivmaterialien Zu Friedrich August Koethe, 1781-1850.
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