Cita APA

Salter, R. J., & Salter, R. J. (1979). Highway design and construction. London, Sydney: Macmillan.

Citación estilo Chicago

Salter, Richard John, y Richard John Salter. Highway Design and Construction. London, Sydney: Macmillan, 1979.

Cita MLA

Salter, Richard John, y Richard John Salter. Highway Design and Construction. London, Sydney: Macmillan, 1979.