Herbert S. Levine: Hitler's Free City. A History of the Nazi Party in Danzig, 1925-39. The University of Chicago Press, Chicago & London, 1973. 223 s.

Lundgreen-Nielsen, K. (1976). Herbert S. Levine: Hitler’s Free City. A History of the Nazi Party in Danzig, 1925-39. The University of Chicago Press, Chicago & London, 1973. 223 s. Historisk Tidsskrift, 13. Hentet fra https://tidsskrift.dk/historisktidsskrift/article/view/51764