(1986). Civil Engineer's Reference Book Edited By L.s. Blake. Butterworths.
Lua i Stíl Chicago (17ú heag.)Civil Engineer's Reference Book Edited By L.s. Blake. Butterworths, 1986.
Lua MLA (8ú heag.)Civil Engineer's Reference Book Edited By L.s. Blake. Butterworths, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.