Columbia subject headings:
Harvard subject headings:
Art, Modern--20th century--Catalogs
Art--Germany (West)--Mönchengladbach--Catalogs.
Städtisches Museum Abteiberg Mönchengladbach (Germany)--Catalogs.
Princeton subject headings:
Art, Modern--20th century--Catalogs.
Art--Germany (West)--Mönchengladbach--Catalogs.
Catalogs.
Städtisches Museum Abteiberg Mönchengladbach (Germany)--Catalogs.