Bannon, John Francis, author
McGraw-Hill, 1952
Buku Teks
Rippy, J. Fred, author
University of Michigan Press, 1958
Buku Teks
Pendle, George, author
Penguin Books, 1973
Buku Teks
Meade, Teresa A., author
Wiley-Blackwell, 2010
Buku Teks
Herring, Hubert, author
Alfred A. Knopf, 1968
Buku Teks