Cita APA (7th ed.)

Britain), 2. I. o. C. E. (. (1967). Forth Road Bridge. London [s.n].

Cita Chicago (17th ed.)

Britain), 2338 Institution of Civil Engineers (Great. Forth Road Bridge. London [s.n], 1967.

Cita MLA (9th ed.)

Britain), 2338 Institution of Civil Engineers (Great. Forth Road Bridge. London [s.n], 1967.

Atenció: Aquestes cites poden no estar 100% correctes.