Não informado. (2017). Western Architect and Engineer. McGraw-Hill.
Chicago-referens (17:e uppl.)Não informado. Western Architect and Engineer. Portland, Ore: McGraw-Hill, 2017.
MLA-referens (8:e uppl.)Não informado. Western Architect and Engineer. McGraw-Hill, 2017.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.