Armstrong, Gary (Gary M.), author
Prentice-Hall, 2005
Buku Teks
Rachman, David J., author
Dryden Press, 1980
Buku Teks
Morris, Michael H., author
Sage, 2001
Buku Teks
McNair, Malcolm P., author
McGraw-Hill, 1949
Buku Teks
McNair, Malcolm P., author
McGraw-Hill, 1956
Buku Teks