Martin Niemöller Collection, SCPC-CDG-B-Germany-Niemoller, Martin, othertype: CDG-B. Swarthmore College Peace Collection.
Martin Niemöller Collection, SCPC-CDG-B-Germany-Niemoller, Martin, othertype: CDG-B. Swarthmore College Peace Collection. https://archives.tricolib.brynmawr.edu//repositories/8/resources/8234 Accessed October 05, 2024.
