ENR: Engineering News-Record. BNP Media.
Lua i Stíl Chicago (17ú heag.)ENR: Engineering News-Record. BNP Media.
Lua MLA (9ú heag.)ENR: Engineering News-Record. BNP Media.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.