McMurry, John, author
Prentice-Hall, 1994
Buku Teks
McMurry, John, author
Prentice-Hall, 1992
Buku Teks
Baum, Stuart J., author
Macmillan, 1993
Buku Teks
Holum, John R., author
John Wiley & Sons, 1982
Buku Teks
Holum, John R., author
John Wiley & Sons, 1987
Buku Teks