APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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