Não informado. (2003). Highway and heavy construction. Cahners Publishing.
Cita Chicago Style (17a ed.)Não informado. Highway and Heavy Construction. Des Plaines, Ill: Cahners Publishing, 2003.
Cita MLA (8a ed.)Não informado. Highway and Heavy Construction. Cahners Publishing, 2003.
Precaución: Estas citas no son 100% exactas.