Etter, Delores M. (Delores Maria), 1947-, author
Benjamin/Cummings, 1984
Buku Teks
Koffman, Elliot B., author
Addison-Wesley, 1981
Buku Teks
Schneider, G. Michael, author
John Wiley & Sons, 1981
Buku Teks
Laudon, Kenneth C., 1944-, author
The Dryden Press , 1995
Buku Teks
Hanly, Jeri R., author
Pearson, 2007
Buku Teks