Não informado. Reports on Population/Family Planning. Population Council.
Lua i Stíl Chicago (17ú heag.)Não informado. Reports on Population/Family Planning. New York: Population Council.
Lua MLA (8ú heag.)Não informado. Reports on Population/Family Planning. Population Council.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.