Campbell, William Giles
Houghton Mifflin, 1967
Buku Teks
Budinski, Kenneth G.
ASM International, 2001
eBooks
Trzyna, Thomas N.
Wadsworth, 1987
Buku Teks
general editor, Philip Rubens
Henry Holt and Company, 1992
Buku Referensi
Miles, James
Science Research Associaties, Inc., 1982
Buku Teks