Plunkett, Drew, author
Laurence King, 2010
Buku Teks
Tomlinson, M. J. (Michael John), author
John Wiley & Sons, 1963
Buku Teks
Timber Engineering Company
F.W. Dodge Corp., 1956
Buku Referensi
Levin, Arthur H., author
Builder's Book, 1999
Buku Teks
Cretu, Ovidiu, author
John Wiley & Sons, 2011
Buku Teks