Ballast, David Kent, author
Prentice-Hall, 1986
Buku Referensi
Underwood, James R., author
Wiley, 2007
Buku Teks
Underwood, James R., author
John Wiley & Sons, 1998
Buku Referensi
Applied Science Publishers, 1975
Buku Teks
Dimarzio, J.F., author
Sams, 2001
Buku Teks