Παραπομπή APA

Lunne, T., Robertson, P. K., & Powell, J. J. M. (1997). Cone penetration testing in geotechnical practice. London: Blackie Academic & Professional.

Παραπομπή Chicago Style

Lunne, T., P. K. Robertson, and John J. M. Powell. Cone Penetration Testing in Geotechnical Practice. London: Blackie Academic & Professional, 1997.

Παραπομπή MLA

Lunne, T., P. K. Robertson, and John J. M. Powell. Cone Penetration Testing in Geotechnical Practice. London: Blackie Academic & Professional, 1997.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.