Smith, M. J. (1981). Soil mechanics (4th ed.). Longman Scientific.
Chicago Style aipamenaSmith, M. J. Soil Mechanics. 4th ed. Essex, England: Longman Scientific, 1981.
MLA aipamenaSmith, M. J. Soil Mechanics. 4th ed. Longman Scientific, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.