Dyfyniad APA
Rattan, S. (2013). Strength of materials (2nd ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Rattan, S.S. Strength of Materials. 2nd ed. New Delhi: McGraw-Hill, 2013.
Dyfyniad MLA
Rattan, S.S. Strength of Materials. 2nd ed. McGraw-Hill, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.