Columbia subject headings:
Siegel, Eli, 1902-1978.
Williams, William Carlos, 1883-1963.
Harvard subject headings:
Siegel, Eli, 1902-
Siegel, Eli, 1902-1978
Williams, William Carlos, 1883-1963
Williams, William Carlos, 1883-1963--Criticism and interpretation.
Princeton subject headings:
Siegel, Eli, 1902-1978.
Williams, William Carlos, 1883-1963--Criticism and interpretation.