Columbia subject headings:
Harvard subject headings:
Korean fiction--20th century--History and criticism.
Korean poetry--20th century--History and criticism
Yi, Sang, 1910-1937--Criticism and interpretation.
Princeton subject headings:
Korean literature--1919-1945--History and criticism.
Yi, Sang, 1910-1937--Friends and associates.
Yi, Sang, 1910-1937.