...The causes of congenital insanity.
MLA
Smith, Harry A. ...The causes of congenital insanity. [Place of publication not identified] : [publisher not identified], 1875.
APA
Smith, H. (1875). ...The causes of congenital insanity. [Place of publication not identified] : [publisher not identified].
Chicago
Smith, Harry A. ...The causes of congenital insanity. [Place of publication not identified] : [publisher not identified], 1875.