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