(1993). Operational Strategy of the Global Environment Facility.
Lua i Stíl Chicago (17ú heag.)Operational Strategy of the Global Environment Facility. 1993.
Lua MLA (9ú heag.)Operational Strategy of the Global Environment Facility. 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.