Columbia subject headings:
German periodicals--History--20th century.
Holthusen, Hans Egon, 1913-1997.
Krolow, Karl.
Merkur.
Piontek, Heinz.
Poetry--Periodicals--History--20th century.
Harvard subject headings:
German periodicals--History--20th century.
Holthusen, Hans Egon, 1913-1997.
Krolow, Karl.
Merkur.
Piontek, Heinz
Poetry--Periodicals--History--20th century.
Princeton subject headings:
German periodicals--History--20th century.
Holthusen, Hans Egon, 1913-1997.
Krolow, Karl.
Merkur
Periodicals.
Piontek, Heinz.
Poetry--Periodicals--History--20th century.