Martin Niemöller's Visit to Dachau - Excerpt from H. Marcuse, Legacies of Dachau with bibliography. - http://www.history.ucsb.edu/faculty/marcuse/projects/niem/niembkex.htm
Niemöller, Martin - Poetic prose "First They Came for the Communists," quoted in JSOURCE. - http://www.jewishvirtuallibrary.org/jsource/Holocaust/Niemoller_quote.html
Niemöller, Martin: The Resistance (1892-1984) - Article describing the anti-nazi work of the Lutheran Pastor and his incarceration in concentration camps during World War II. - http://www.forerunner.com/champion/X0006_5._Martin_Niemller.html