Dyfyniad APA

Cottrell, A. (1975). An introduction to metallurgy (2nd ed.). Edward Arnold.

Dyfyniad Arddull Chicago

Cottrell, Alan. An Introduction to Metallurgy. 2nd ed. London: Edward Arnold, 1975.

Dyfyniad MLA

Cottrell, Alan. An Introduction to Metallurgy. 2nd ed. Edward Arnold, 1975.

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