Schlatter, Charles F.
John Wiley & Sons, 1960
Buku Teks
Hammer, Lawrence H., author
South-Western Pub. Co, 1994
Buku Teks
Usry, Milton F., author
Erlangga, 1986
Buku Teks
Matz, Adolph, author
South-Western Pub. Co., 1957
Buku Teks
Carter, William K., 1951-, author
Dame/Thomson Learning, 2002
Buku Teks