Encyclopedia of camps and ghettos, 1933-1945. Vol. 1, Pt. A. Early camps, youth camps, and concentration camps and subcamps under the SS-Business Administration Main Office (WVHA) : Pt. A / vol. ed.: Geoffrey P. Megargee - Megargee, Geoffrey P. 1959-2020 Hrsg (Encyclopedia of camps and ghettos, 1933 - 1945, 2009)