Haag, Stephen
McGraw-Hill, 2009
Buku Teks
Balgrosky, Jean A
MA Jones & Bartlett Learning, 2015
Buku Teks
Rowley, E. Jennifer
Clive bingley, 1990
Buku Teks
O`Brien, James A., 1936-
McGraw-Hill, 2003
Buku Teks
Laudon, Kenneth C., 1944-
Prentice-Hall, 2001
Buku Teks