edited by Joseph Reither
McGraw-Hill, 1973
Buku Teks
Brinton, Crane, 1898-1968, author
Prentice-Hall, 1955
Buku Teks
Murray, David, author
Routledge/Thoemmes Press, 1996
Buku Referensi
Murray, David, author
Routledge/Thoemmes Press, 1996
Buku Referensi
edited by Anthony Reid
Grolier International, 1996
Buku Referensi