(1994). Mechanical engineer's reference book (12th ed.). Butterworth Heinemann.
Lua i Stíl Chicago (17ú heag.)Mechanical Engineer's Reference Book. 12th ed. London: Butterworth Heinemann, 1994.
Lua MLA (9ú heag.)Mechanical Engineer's Reference Book. 12th ed. Butterworth Heinemann, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.