Cita APA (7a ed.)
Hewson, N. Prestressed Concrete Bridges: Design and Construction (2a edición.). Institution of Civil Engineers.
Cita estilo Chicago (17a ed.)
Hewson, Nigel. Prestressed Concrete Bridges: Design and Construction. 2a edición. Londres, Inglaterra: Institution of Civil Engineers.
Cita MLA (9a ed.)
Hewson, Nigel. Prestressed Concrete Bridges: Design and Construction. 2a edición. Institution of Civil Engineers.
Precaución: Estas citas no son 100% exactas.