Columbia subject headings:
German literature--20th century--Bibliography.
German literature--20th century--Exhibitions.
German literature--Netherlands--Bibliography.
German literature--Netherlands--Exhibitions.
Harvard subject headings:
German literature--20th century--Bibliography
German literature--20th century--Exhibitions.
German literature--Netherlands--Bibliography.
German literature--Netherlands--Exhibitions.
Princeton subject headings:
German literature--20th century--Bibliography.
German literature--20th century--Exhibitions.
German literature--Netherlands--Bibliography.
German literature--Netherlands--Exhibitions.