University of Sydney. School of Civil Engineering & Campbell-Allen, D. (1977). Avoiding trouble in structural concrete: Post-graduate course.
Lua i Stíl Chicago (17ú heag.)University of Sydney. School of Civil Engineering agus D. Campbell-Allen. Avoiding Trouble in Structural Concrete: Post-graduate Course. Sydney, 1977.
Lua MLA (8ú heag.)University of Sydney. School of Civil Engineering agus D. Campbell-Allen. Avoiding Trouble in Structural Concrete: Post-graduate Course. 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.