JOHN, V. (1983). Introduction to engineering materials. Macmillan Pub.
Chicago Style aipamenaJOHN, V.B. Introduction to Engineering Materials. New York: Macmillan Pub, 1983.
MLA aipamenaJOHN, V.B. Introduction to Engineering Materials. Macmillan Pub, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.