Não informado. (2004). Civil Engineering and Environmental Systems. Gordon and Breach Science Publishers.
Chicago-referens (17:e uppl.)Não informado. Civil Engineering and Environmental Systems. Amsterdam: Gordon and Breach Science Publishers, 2004.
MLA-referens (8:e uppl.)Não informado. Civil Engineering and Environmental Systems. Gordon and Breach Science Publishers, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.