Raison, C. A. (2004). Ground and soil improvement. Thomas Telford.
Chicago Style aipamenaRaison, C. A. Ground and Soil Improvement. London: Thomas Telford, 2004.
MLA aipamenaRaison, C. A. Ground and Soil Improvement. Thomas Telford, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.