Columbia subject headings:
Authors, Polish--20th century--Diaries.
Hen, Józef--Diaries.
Theatrical producers and directors--Poland--Diaries.
Harvard subject headings:
Authors, Polish--20th century--Diaries.
Authors, Polish--21st century--Diaries.
Hen, Józef--Diaries.
Motion picture producers and directors--Poland--Diaries.
Princeton subject headings: