Wolter, J. A. (1979). Johann Georg Kohl and America: For presentation at the VIIIth International Conference on the History of Cartography, Berlin, Federal Republic of Germany, September 17-21, 1979.
Chicago-Zitierstil (17. Ausg.)Wolter, Johan Amadeus. Johann Georg Kohl and America: For Presentation at the VIIIth International Conference on the History of Cartography, Berlin, Federal Republic of Germany, September 17-21, 1979. [Berlin], 1979.
MLA-Zitierstil (9. Ausg.)Wolter, Johan Amadeus. Johann Georg Kohl and America: For Presentation at the VIIIth International Conference on the History of Cartography, Berlin, Federal Republic of Germany, September 17-21, 1979. 1979.
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