Mboup, G., & Saha, T. (1998). Fertility levels, trends, and differentials. Macro International, Inc.
Lua i Stíl Chicago (17ú heag.)Mboup, Gora, agus Tulshi Saha. Fertility Levels, Trends, and Differentials. Calverton, Md: Macro International, Inc, 1998.
Lua MLA (9ú heag.)Mboup, Gora, agus Tulshi Saha. Fertility Levels, Trends, and Differentials. Macro International, Inc, 1998.
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