Columbia subject headings:
Harvard subject headings:
Korean poetry--20th century
Yi, Yuk-sa, 1904-1944--Criticism and interpretation.
Yun, Tong-ju, 1917-1945--Criticism and interpretation.
Princeton subject headings:
Korean poetry--20th century.
Yi, Yuksa, 1905-1944--Criticism and interpretaion.
Yun, Tong-ju, 1917-1945--Criticism and interpretation.