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Lua i Stíl Chicago (17ú heag.)Bulatao, Rodolfo A., agus John B. Casterline. Global Fertility Transition. New York: Population Council, 2001.
Lua MLA (8ú heag.)Bulatao, Rodolfo A., agus John B. Casterline. Global Fertility Transition. Population Council, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.