Greve, C. (2008). Contracting for public services. Routledge.
Lua i Stíl Chicago (17ú heag.)Greve, Carsten. Contracting for Public Services. London ; New York: Routledge, 2008.
Lua MLA (8ú heag.)Greve, Carsten. Contracting for Public Services. Routledge, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.