Böttger, J. H. (2005). "It appears that a campaign of race extermination is in progress": Henry Morgenthau sen. und der armenische Genozid 1915 / Jan Henning Böttger. Jahrbuch des Simon-Dubnow-Instituts.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBöttger, Jan Henning. ""It Appears That a Campaign of Race Extermination Is in Progress": Henry Morgenthau Sen. Und Der Armenische Genozid 1915 / Jan Henning Böttger." Jahrbuch Des Simon-Dubnow-Instituts 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBöttger, Jan Henning. ""It Appears That a Campaign of Race Extermination Is in Progress": Henry Morgenthau Sen. Und Der Armenische Genozid 1915 / Jan Henning Böttger." Jahrbuch Des Simon-Dubnow-Instituts, 2005.
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