Cretu, O. (2011). Risk management for design and construction. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Cretu, Ovidiu. Risk Management for Design and Construction. John Wiley & Sons, 2011.
Lua MLA (8ú heag.)Cretu, Ovidiu. Risk Management for Design and Construction. John Wiley & Sons, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.