Sobieszek, R. A., Saphir, M. G., Dost, W., & Weimar, W. (1979). The Daguerreotype in Germany: Three accounts / ed. by Robert Sobieszek (Reprint Edition.). Arno Press.
Lua i Stíl Chicago (17ú heag.)Sobieszek, Robert A., Moritz Gottlieb Saphir, Wilhelm Dost, agus Wilhelm Weimar. The Daguerreotype in Germany: Three Accounts / Ed. by Robert Sobieszek. Reprint Edition. New York: Arno Press, 1979.
Lua MLA (8ú heag.)Sobieszek, Robert A., et al. The Daguerreotype in Germany: Three Accounts / Ed. by Robert Sobieszek. Reprint Edition. Arno Press, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.