R. C. Hibbeber. (2003). Mechanics of materials. Upper Saddle River, NJ: Prentice-Hall.
Dyfyniad Arddull ChicagoR. C. Hibbeber. Mechanics of Materials. Upper Saddle River, NJ: Prentice-Hall, 2003.
Dyfyniad MLAR. C. Hibbeber. Mechanics of Materials. Upper Saddle River, NJ: Prentice-Hall, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.