Mortara, G. (1964). Characteristics of the demographic structure of the American Union, 1964. Pan American Union.
Chicagoスタイル(17版)引用形式Mortara, Giorgio. Characteristics of the Demographic Structure of the American Union, 1964. Washington: Pan American Union, 1964.
MLA(9版)引用形式Mortara, Giorgio. Characteristics of the Demographic Structure of the American Union, 1964. Pan American Union, 1964.
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