Colombos, C. John, author
Longmans, Green and Co., 1954
Buku Teks
Colombos, C. John, author
Longman, 1959
Buku Teks
Harrison, James, author
Cambridge University Press, 2011
Buku Teks
Brown, E.D., author
Dartmouth, 1994
Buku Teks
edited by Lewis M. Alexander
Ohio State University Press, 1967
Buku Teks