edited by James W. Bryant
John Wiley & Sons, 1982
Buku Teks
Brownlee, E. Richard, author
McGraw-Hill, 2001
Buku Teks
Griffin, Paul A., author
Prentice-Hall, 1991
Buku Teks
Fertakis, John P., author
Quorum Books, 1988
Buku Teks
Kent, Raymond P., author
Richard D. Irwin, Inc., 1967
Buku Teks