Laing, J. E. (1967). Fertility and family planning in a Philippine city: Preliminary survey findings. Silliman University.
Chicagoスタイル(17版)引用形式Laing, John E. Fertility and Family Planning in a Philippine City: Preliminary Survey Findings. Dumaguete City: Silliman University, 1967.
MLA(9版)引用形式Laing, John E. Fertility and Family Planning in a Philippine City: Preliminary Survey Findings. Silliman University, 1967.
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