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.
Citazione stile Chigago Style (17a edizione)Böttger, 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.
Citatione MLA (8a ed.)Böttger, 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.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.