Columbia subject headings:
Authors, German--20th century--Biography.
Regler, Gustav, 1898-1963--Criticism and interpretation.
Regler, Gustav, 1898-1963--Diaries.
Harvard subject headings:
Authors, German--20th century--Biography
Regler, Gustav, 1898-1963--Criticism and interpretation.
Regler, Gustav, 1898-1963--Diaries.
Princeton subject headings:
Regler, Gustav, 1898-1963--Criticism and interpretation.
Schmidt-Henkel, Gerhard.