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Lua i Stíl Chicago (17ú heag.)Pool, D. Ian, Laura Rodríguez Wong, agus Eric Vilquin. Age-structural Transitions: Challenges for Development. Paris: Committee for International Cooperation in National Research in Demography, 2006.
Lua MLA (9ú heag.)Pool, D. Ian, et al. Age-structural Transitions: Challenges for Development. Committee for International Cooperation in National Research in Demography, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.