Ake, Claude
The Dorsey Press, 1967
Buku Teks
Gullander, Ake
The Iowa State College Press, 1951
Buku Teks
Backman, Louise
Almqvist and Wiksell International, 1978
Buku Teks
Fogelstrom, Per Anders
Svenska Bokhandlareforeningen, 1983
Buku Teks
Kim Young-Won
The National Museum of Korea, 2009
Buku Referensi