Elton B. Ben. (2006). Gridlock. London, Black Swan, 2006.
Cita Chicago (17th ed.)Elton B. Ben. Gridlock. London, Black Swan, 2006, 2006.
Cita MLA (9th ed.)Elton B. Ben. Gridlock. London, Black Swan, 2006, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.