Georges, Walter, author
Quorum Books , 1987
Buku Teks
Baxter, W.T., author
Philip Allan , 1984
Buku Teks
Goldschmidt, Yaaqov, author
John Wiley & Sons, 1977
Buku Teks
Carter, William K., 1951-, author
Dame/Thomson Learning, 2002
Buku Teks
Hammer, Lawrence H., author
South-Western, 1993
Buku Teks