Norman Davies. (1982). God's Playground: A History of Poland, Columbia University Press, p 437.
Bruno Coppieters, N. Fotion, eds. (2002) Moral constraints on war: principles and cases, Lexington Books, p 74.
Bob Golan, Jacob Howland, Bette Howland, (2005). A long way home, University Press of America, p 11.
Antony Polonsky, Norman Davies. (1991). Jews in Eastern Poland and the USSR, 1939-46, Macmillan in association with the School of Slavonic and East European Studies, University of London p 110.
Jerzy Lukowski, Hubert Zawadzki, (2001). A concise history of Poland, Cambridge University Press, 2001, p 225.
George Topas, (1990). The iron furnace: a Holocaust survivor's story, University Press of Kentucky, p 23.
Spencer Tucker, Priscilla Mary Roberts, (2004). Encyclopedia of World War II: a political, social and military history, ABC-CLIO, p 1613.[Enllaç no actiu]
Arthur Travers Harris, Despatch on war operations, 23rd February, 1942, to 8th May, 1945, Volume 3 of Cass series --studies in air power, Routledge, 1995, ISBN 0-7146-4692-X, 9780714646923 p. 35
Harris, Arthur Travers, ed Cox, Sebastian (1995). Despatch on War Operations: 23rd February, 1942, to 8th May, 1945, Routledge, ISBN 0-7146-4692-X. p.196
Sylwia Słomińska, "Wieluń, 1 września 1939 r.", Z dziejów dawnego Wielunia (History of old Wielun", site by Dr Tadeusz Grabarczyk, Historical Institute at University of Lodz,