Callister, William D., Jr., 1940-, author
John Wiley & Sons, 1977
Buku Teks
John, V.B., author
Macmillan, 1983
Buku Teks
John, Vernon, author
Macmillan, [Date of publication not identified]
Buku Teks
Ashby, M. F. (Michael F.), author
Pergamon Press, 1986
Buku Teks
Bolton, W. (William), 1933-, author
Butterworth-Heinemann, 1994
Buku Teks