Dyfyniad APA
Ramamrutham S. (1967). Strength of materials (3rd rev.enlg. ed.). Dhanpat rai & Sons.
Dyfyniad Arddull Chicago
Ramamrutham S. Strength of Materials. 3rd rev.enlg. ed. New delhi: Dhanpat rai & Sons, 1967.
Dyfyniad MLA
Ramamrutham S. Strength of Materials. 3rd rev.enlg. ed. Dhanpat rai & Sons, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.