HWWI Policy Report. HWWI.
Lua i Stíl Chicago (17ú heag.)HWWI Policy Report. Hamburg: HWWI.
Lua MLA (8ú heag.)HWWI Policy Report. HWWI.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)