(1995). Management For Engineers Ed. Danny Samson. Addison Wesley Longman.
Lua i Stíl Chicago (17ú heag.)Management For Engineers Ed. Danny Samson. Addison Wesley Longman, 1995.
Lua MLA (8ú heag.)Management For Engineers Ed. Danny Samson. Addison Wesley Longman, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.