Carter, Hodding
Doubleday & Co., 1959
Buku Teks
Gunther, John, 1901-1970, author
Harper & Brothers, 1960
Buku Teks
Davison, Frank Dalby, 1983-1970, author
Angus and Robertson, 1973
Buku Teks
Dunham, Barrows, author
Little, Brown and Company, 1947
Buku Teks
Dunham, Barrows, author
Little, Brown and Company, 1947
Buku Teks