Hibbeler, R. C., author
Macmillan, 1983
Buku Teks
Hibbeler, R. C., author
Prentice-Hall, 1997
Buku Teks
Hibbeler, R. C., author
Macmillan, 1986
Buku Teks
Hibbeler, R.C., author
Prentice-Hall, [1998;1998;1998;1998;1998;1998;1998;1998, 1998]
Buku Teks
Gray, Gary L, author
McGraw-Hill, 2010
Buku Teks