de Campoli, Giuseppe
John Wiley & Sons, 1984
Buku Teks
Hart, Gary C.
John Wiley & Sons, 1999
Buku Teks
American Institute of Steel Construction, 1995
Buku Teks
Laursen, Harold I.
McGraw-Hill Kogakusha, Ltd., 1969
Buku Teks
Billings, Marland P.
Prentice-Hall, 1954
Buku Teks