Não informado. (2004). Engineering Construction World. Buttenheim-Dix Publishing.
Chicago-referens (17:e uppl.)Não informado. Engineering Construction World. Pittsfield, Mass: Buttenheim-Dix Publishing, 2004.
MLA-referens (8:e uppl.)Não informado. Engineering Construction World. Buttenheim-Dix Publishing, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.