Hoskin, Robert E., author
Dryden Press, 1988
Buku Teks
Mielke, David E., author
John Wiley & Sons, 1986
Buku Teks
Griffin, Paul A., author
Prentice-Hall, 1991
Buku Teks
Philippatos, George C., author
Allyn and Bacon, 1991
Buku Teks
Philippatos, George C., author
Allyn and Bacon, 1991
Buku Teks