^Kolb, Lawrence, Roizin, Leon (1993). The First Psychiatric Institute: How Research and Education Changed Practice. Washington, D.C.: American Psychiatric Press. pp. 39–48.{{cite book}}: CS1 maint: multiple names: authors list (link)
^Kirby, George H. (November 1919). "Obituary: Dr. August Hoch". The State Hospital Quarterly. 5 (1): 74–78.