Dyfyniad APA
Schaffer, J. P. (1999). The science and design of engineering materials (2nd ed.). WCB McGraw-Hill.
Dyfyniad Arddull Chicago
Schaffer, James P. The Science and Design of Engineering Materials. 2nd ed. Boston: WCB McGraw-Hill, 1999.
Dyfyniad MLA
Schaffer, James P. The Science and Design of Engineering Materials. 2nd ed. WCB McGraw-Hill, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.