Houlsby, G., & Wood, D. (1983). CONE PENETROMETER AND LIQUID LIMIT - DISCUSSION.
Chicago Style aipamenaHoulsby, G., and D. Wood. CONE PENETROMETER AND LIQUID LIMIT - DISCUSSION. 1983.
MLA aipamenaHoulsby, G., and D. Wood. CONE PENETROMETER AND LIQUID LIMIT - DISCUSSION. 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.