Bjelland, H. (1990). Writing better technical articles. TAB Books.
Lua i Stíl Chicago (17ú heag.)Bjelland, Harley. Writing Better Technical Articles. Blue Ridge Summit, PA: TAB Books, 1990.
Lua MLA (9ú heag.)Bjelland, Harley. Writing Better Technical Articles. TAB Books, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.