White, K. R. (1981). Bridge maintenance inspection and evaluation. M. Dekker.
Lua i Stíl Chicago (17ú heag.)White, Kenneth R. Bridge Maintenance Inspection and Evaluation. New York: M. Dekker, 1981.
Lua MLA (9ú heag.)White, Kenneth R. Bridge Maintenance Inspection and Evaluation. M. Dekker, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.