(1995). Maintenance Engineering Handbook Lindley R.higgins, Editor In Chief; Dale P. Brautigam. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Maintenance Engineering Handbook Lindley R.higgins, Editor In Chief; Dale P. Brautigam. McGraw-Hill, 1995.
Lua MLA (8ú heag.)Maintenance Engineering Handbook Lindley R.higgins, Editor In Chief; Dale P. Brautigam. McGraw-Hill, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.