Butlin, S.J.
Australian War Memorial, 1955
Buku Teks
Mun, Jong-in, author
Yeanse Daehakgyo, 2006
Buku Teks
Budiansky, Stephen
Simon & Schuster, 2000
Buku Teks
Gilbert, Martin, author
Routledge, 1994
Buku Teks
Kecskemeti, Paul, author
Stanford University Press, 1958
Buku Teks