Smith, Roger J., author
Longman, 2000
Buku Teks
Henkel, Daniel P., author
McGraw-Hill, 2002
Buku Teks
Gabriel, Barbra L., author
American Society for Metals, 1992
Buku Teks
Bernhardt, Roger
St. Paul, Minn, 1991
Buku Teks
Emanuel, Steven, author
Emanuel Law Outlines, 1993
Buku Teks