Rosero Bixby, L. (1986). Infant Mortality in Costa Rica: Explaining the Recent Decline.
シカゴスタイル引用形Rosero Bixby, Luis. Infant Mortality in Costa Rica: Explaining the Recent Decline. 1986.
MLA引用形式Rosero Bixby, Luis. Infant Mortality in Costa Rica: Explaining the Recent Decline. 1986.
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