(1991). Demographic and Health Surveys World Conference (1991: Washington, D.C.). IRD/Macro International.
Lua i Stíl Chicago (17ú heag.)Demographic and Health Surveys World Conference (1991: Washington, D.C.). Columbia, MD: IRD/Macro International, 1991.
Lua MLA (9ú heag.)Demographic and Health Surveys World Conference (1991: Washington, D.C.). IRD/Macro International, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.