(1996). Maintenance Engineering Handbook Editor In Chief, Lindley R. Higgins. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Maintenance Engineering Handbook Editor In Chief, Lindley R. Higgins. McGraw-Hill, 1996.
Lua MLA (8ú heag.)Maintenance Engineering Handbook Editor In Chief, Lindley R. Higgins. McGraw-Hill, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.