APA (7th ed.) Zitazioa
Ramamrutham S. (1967). Strength of materials (3rd rev.enlg. ed.). Dhanpat rai & Sons.
Chicago Style (17th ed.) Zitazioa
Ramamrutham S. Strength of Materials. 3rd rev.enlg. ed. New delhi: Dhanpat rai & Sons, 1967.
MLA (9th ed.) Zitazioa
Ramamrutham S. Strength of Materials. 3rd rev.enlg. ed. Dhanpat rai & Sons, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.