McPartland, Joseph F., author
McGraw-Hill, 1984
Buku Referensi
Dudley, Darle W., author
McGraw-Hill, 1984
Buku Referensi
Church, James C., author
McGraw-Hill, 1979
Buku Referensi
John Wiley & Sons, 2004
Buku Teks
Hogan, Rex, 1944-, author
Prentice-Hall, 1990
Buku Teks