Columbia subject headings:
Art brut.
Dubuffet, Jean, 1901-1985.
Prinzhorn, Hans, 1886-1933.
Szeemann, Harald.
Harvard subject headings:
Art brut--History.
Art brut.
Dubuffet, Jean, 1901-1985
Outsider art--History.
Prinzhorn, Hans, 1886-1933.
Szeemann, Harald.
Princeton subject headings:
Art brut.
Dubuffet, Jean, 1901-1985.
Prinzhorn, Hans, 1886-1933.
Szeemann, Harald.