APA (7th ed.) Zitazioa
Punmia, B. C., & Jain, A. K. (1994). Soil mechanics and foundations (13th ed.). Laxmi Pub.
Chicago Style (17th ed.) Zitazioa
Punmia, B. C., eta Ashok Kumar/Jain Jain. Soil Mechanics and Foundations. 13th ed. Kolkata: Laxmi Pub, 1994.
MLA (9th ed.) Zitazioa
Punmia, B. C., eta Ashok Kumar/Jain Jain. Soil Mechanics and Foundations. 13th ed. Laxmi Pub, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.