Philippines. Department of Commerce and Industry. Bureau of the Census and Statistics. (1971). Vital statistics report 1971. Dept. of Copmmerce and Industry.
Chicagoスタイル(17版)引用形式Philippines. Department of Commerce and Industry. Bureau of the Census and Statistics. Vital Statistics Report 1971. Manila: Dept. of Copmmerce and Industry, 1971.
MLA(9版)引用形式Philippines. Department of Commerce and Industry. Bureau of the Census and Statistics. Vital Statistics Report 1971. Dept. of Copmmerce and Industry, 1971.
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