Columbia subject headings:
Love in literature.
Mann, Thomas, 1875-1955--Criticism and interpretation.
Harvard subject headings:
Love in literature
Mann, Thomas, 1875-1955--Criticism and interpretation.
Sex in literature
Princeton subject headings:
Mann, Thomas, 1875-1955--Aesthetics.
Mann, Thomas, 1875-1955--Criticism and interpretation.
Mann, Thomas, 1875-1955--Style.