Pak, I-mun, author
Seoul National University Press, 2012
Buku Teks
Viorst, Milton, author
Chilton Books, 1965
Buku Teks
Wallbank, T. Walter, author
Scott, Foresman, 1965
Buku Teks
Wallbank, T. Walter, author
Scott, Foresman, 1967
Buku Teks
Beard, Charles A., author
Macmillan, 1948
Buku Teks