Columbia subject headings:
Administrative law--United States.
Freund, Ernst, 1864-1932.
Legislation--United States.
Harvard subject headings:
Administrative law--United States.
Freund, Ernst, 1864-1932.
Legislation--United States.
Princeton subject headings:
Administrative law--United States.
Freund, Ernst, 1864-1932.
Legislation--United States.