Berger, S. "Murder was already their profession.": "Aktion T4" staff in the "Aktion Reinhardt" extermination camps. Mass murder of people with disabilities and the Holocaust.

Berger, Sara. ""Murder Was Already Their Profession.": "Aktion T4" Staff in the "Aktion Reinhardt" Extermination Camps." Mass Murder of People with Disabilities and the Holocaust .

Berger, Sara. ""Murder Was Already Their Profession.": "Aktion T4" Staff in the "Aktion Reinhardt" Extermination Camps." Mass Murder of People with Disabilities and the Holocaust, .