Pamela Buxton, editor
Routledge, 2018
Buku Teks
Hornung, William J.
Prentice-Hall, 1981
Buku Teks
American Institute of Steel Construction, 1995
Buku Teks
Copson, E.T., author
Cambridge University Press, 1968
Buku Teks
edited by Douglas C. Greenwood
McGraw-Hill, 1961
Buku Teks