(en) Henry Friedlander, The origins of Nazi genocide : from euthanasia to the final solution, Chapel Hill, University of North Carolina Press, , 421 p. (ISBN978-0-8078-2208-1, OCLC537845430, lire en ligne), p. 240
(en) Henry Friedlander, The origins of Nazi genocide : from euthanasia to the final solution, Chapel Hill, University of North Carolina Press, , 421 p. (ISBN978-0-8078-2208-1, OCLC537845430, lire en ligne), p. 240