Lutfiah, U., Besral, & Herdayati, M. (2017). Individual and Regional Factors that Affect Fertility Rates in Five Provinces of Indonesia. Universitas Indonesia.
Παραπομπή σε μορφή Chicago (17η εκδ.)Lutfiah, Umi, Besral, και Milla Herdayati. Individual and Regional Factors That Affect Fertility Rates in Five Provinces of Indonesia. Universitas Indonesia, 2017.
Παραπομπή σε μορφή MLA (9th εκδ.)Lutfiah, Umi, et al. Individual and Regional Factors That Affect Fertility Rates in Five Provinces of Indonesia. Universitas Indonesia, 2017.
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