Lunne, T., Robertson, P. K., & Powell, J. J. M. (1997). Cone penetration testing in geotechnical practice (1a. ed.). Spon Press.
Chicago Style (17th ed.) ZitazioaLunne, Tom, Peter K. Robertson, eta John J. M. Powell. Cone Penetration Testing in Geotechnical Practice. 1a. ed. Nueva York: Spon Press, 1997.
MLA (9th ed.) ZitazioaLunne, Tom, et al. Cone Penetration Testing in Geotechnical Practice. 1a. ed. Spon Press, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.