Columbia subject headings:
Frenssen, Gustav, 1863-1945--Criticism and interpretation.
Frenssen, Gustav, 1863-1945--Political and social views.
National socialism and literature.
Harvard subject headings:
Frenssen, Gustav, 1863-1945--Criticism and interpretation.
Princeton subject headings:
Frenssen, Gustav, 1863-1945--Criticism and interpretation.
Frenssen, Gustav, 1863-1945--Political and social views.
National socialism and literature.