Rujukan Borjuis

  1. ↑ A Dictionary of Marxist Thought, T.B. Bottomore, p. 272
  2. ↑ David Nicholls. Adolf Hitler: A Biographical Companion. Santa Barbara, California, USA: ABC-CLIO, 2000. p. 245.
  3. ↑ Burleigh, Michael. The Third Reich: A New History, New York, USA: Hill and Wang, 2000. m/s. 77.