Yescombe E. R. (2007). Public-Private Partnerships. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Yescombe E. R. Public-Private Partnerships. ELSEVIER, 2007.
Lua MLA (8ú heag.)Yescombe E. R. Public-Private Partnerships. ELSEVIER, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.