Columbia subject headings:
Yourcenar, Marguerite--Criticism and interpretation--Congresses.
Yourcenar, Marguerite--Literary style--Congresses.
Harvard subject headings:
Yourcenar, Marguerite--Criticism and interpretation.
Yourcenar, Marguerite--Literary style.
Princeton subject headings:
Yourcenar, Marguerite--Criticism and interpretation--Congresses.
Yourcenar, Marguerite--Literary style--Congresses.