Cita APA (7a ed.)

Institution of Civil Engineers. International Conference & Littlejohn, G. (1997). Ground anchorages and anchored structures (1st published.). Thomas Telford.

Cita Chicago Style (17a ed.)

Institution of Civil Engineers. International Conference y G.S Littlejohn. Ground Anchorages and Anchored Structures. 1st published. London: Thomas Telford, 1997.

Cita MLA (9a ed.)

Institution of Civil Engineers. International Conference y G.S Littlejohn. Ground Anchorages and Anchored Structures. 1st published. Thomas Telford, 1997.