APA Citation
(1793). Die graue Mappe. B. IV: 4. Berlin: Johann Friedrich Unger.
Chicago Style CitationDie Graue Mappe. B. IV: 4. Berlin: Johann Friedrich Unger, 1793.
MLA CitationDie Graue Mappe. B. IV: 4. Berlin: Johann Friedrich Unger, 1793.
Warning: These citations may not always be 100% accurate.