Columbia subject headings:
Artists--Germany--Biography.
Vostell, Wolf, 1932-1998.
Harvard subject headings:
Artists' spouses--Spain--Biography.
Artists--Germany--Biography.
Avant-garde (Aesthetics)--History--20th century.
Guardado, Mercedes, 1933-
Vostell, Wolf, 1932-1998.
Princeton subject headings:
Artists' spouses--Spain--Biography.
Artists--Germany--Biography.
Avant-garde (Aesthetics)--History--20th century.
Guardado, Mercedes, 1933-
Vostell, Wolf, 1932-1998.