APA Format
Eylenburg, Ernst, 1885-1944, (1944 September 1) Postcard from Dr. Ernst Eylenburg in the Theresienstadt Concentration Camp, 1944 September 1. Retrieved from Special Collections @ DU, https://specialcollections.du.edu/object/b6ed354c-0af3-4750-9c7d-e08c11bd2e00
MLA Format
Eylenburg, Ernst, 1885-1944. (1944 September 1) Postcard from Dr. Ernst Eylenburg in the Theresienstadt Concentration Camp, 1944 September 1. Retrieved from Special Collections @ DU <https://specialcollections.du.edu/object/b6ed354c-0af3-4750-9c7d-e08c11bd2e00>.
Chicago Format
Eylenburg, Ernst, 1885-1944. Postcard from Dr. Ernst Eylenburg in the Theresienstadt Concentration Camp, 1944 September 1. 1944 September 1. Retrieved from Special Collections @ DU, https://specialcollections.du.edu/object/b6ed354c-0af3-4750-9c7d-e08c11bd2e00. (Accessed April 30, 2024.)