(1994). Mechanical engineer's reference book (12th ed.). Butterworth Heinemann.
Chicago Style aipamenaMechanical Engineer's Reference Book. 12th ed. London: Butterworth Heinemann, 1994.
MLA aipamenaMechanical Engineer's Reference Book. 12th ed. Butterworth Heinemann, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.