Lister, Eugene C., author
Glencoe, 1993
Buku Teks
Shigley, Joseph Edward, author
McGraw-Hill, 1981
Buku Teks
Shigley, Joseph Edward, author
McGraw-Hill, 1980
Buku Teks
prepared by Bureau of Naval Personnel
Dover Publications, 1997
Buku Teks
Chant, Christopher, author
Chancellor Press, 1999
Buku Referensi