Columbia subject headings:
Cather, Willa, 1873-1947.
Harvard subject headings:
Cather, Willa, 1873-1947--Criticism and interpretation--History.
Criticism--United States--History--20th century
Women and literature--United States--History--20th century.
Princeton subject headings:
Cather, Willa, 1873-1947--Criticism and interpretation--History.
Criticism--United States--History--20th century.
Women and literature--United States--History--20th century.