Oxford University Press, 1981
Koleksi Publik
Mayhead, Robin
Cambridge University Press, 1974
Koleksi Publik
Grant, Michael
Penguin Books , [1958]
Buku Teks
Zong, In-Sob, author
Hyangnin-Sa, 1970
Buku Teks
Daiches, David
University Press , 1948
Buku Teks