Lindsay, David, author
Longman, 1995
Buku Teks
Day, Robert A., author
ISI Press , 1979
Buku Teks
Budinski, Kenneth G., author
ASM International, 2001
eBooks
Mills, Gordon H.
Rinehart, 1954
Buku Teks
general editor, Philip Rubens
Henry Holt and Company, 1992
Buku Referensi