Benham, P.P.
ELBS/Longman, 1988
Buku Teks
Bowes, William H.
John Wiley & Sons, 1984
Buku Teks
Connor, Jerome J.
Springer International Publishing, 2016
eBooks
Gere, James M.
Brooks/Cole Thomson Learning, 2001
Buku Teks
Hibbeler, R.C.
Prentice-Hall, 1997
Buku Teks