Dyfyniad APA

Askeland, D. R. (1998). The science and engineering of materials (3rd ed.). Cheltenham, United Kingdom: Stanley Thornes.

Dyfyniad Arddull Chicago

Askeland, Donald R. The Science and Engineering of Materials. 3rd ed. Cheltenham, United Kingdom: Stanley Thornes, 1998.

Dyfyniad MLA

Askeland, Donald R. The Science and Engineering of Materials. 3rd ed. Cheltenham, United Kingdom: Stanley Thornes, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.