** Nazi Rule in Poland 1939-1945 by Tadeusz Cyprian and Jerzy Sawicki, Polonia Publishing House 1961 Chapter XIV Germanization of Children & XVII The Nazi Attitude to Science
** Nazi Rule in Poland 1939-1945 by Tadeusz Cyprian and Jerzy Sawicki, Polonia Publishing House 1961 Chapter XX Forced Labour
** Nazi Rule in Poland 1939-1945 by Tadeusz Cyprian and Jerzy Sawicki, Polonia Publishing House 1961 Chapter XXI-XXIV
** Nazi Rule in Poland 1939-1945 by Tadeusz Cyprian and Jerzy Sawicki, Polonia Publishing House 1961 Chapter XXVIII The Report of Jurgen Stroop
** Nazi Rule in Poland 1939-1945 by Tadeusz Cyprian and Jerzy Sawicki, Polonia Publishing House 1961 Chapter XXIX The Warsaw Rising
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