Morada, H. B., Alegre, M. P., & Salvail, F. R. (1982). Levels and trends of fertility and correlates of childbearing attitudes in the Philippines. s.n.].
Lua i Stíl Chicago (17ú heag.)Morada, Hector B., Marietta P. Alegre, agus Florentina Reyes Salvail. Levels and Trends of Fertility and Correlates of Childbearing Attitudes in the Philippines. [S.l: s.n.], 1982.
Lua MLA (9ú heag.)Morada, Hector B., et al. Levels and Trends of Fertility and Correlates of Childbearing Attitudes in the Philippines. s.n.], 1982.
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