Pergamon Press, 1981
Buku Teks
Babcock, Chester D.
Scott, Foresman, 1956
Buku Teks
Bolton, William, 1933-
Butterworth-Heinemann, 1994
Buku Teks
Callister, William D., Jr., 1940-
John Wiley & Sons, 2000
Buku Teks
Mamlouk, Michael S.
Pearson Prentice Hall, 2006
Buku Teks