Lasker, Bruno, 1880-1965, author
Victor Gollancz, 1944
Buku Teks
Lasker, Bruno, 1880-1965, author
Henry Holt and Company, 1945
Buku Teks
Wilson, 1950
Buku Teks
Coedes, George, author
Univesity of California Press, 1969
Buku Teks
London : IP Publishing Ltd
Majalah, Jurnal, Buletin