Creep, R. O. (1963). Human fertility and population problems: Proceedings of the seminars. Schenkman Pub.
Chicagoスタイル(17版)引用形式Creep, Roy Orval. Human Fertility and Population Problems: Proceedings of the Seminars. Cambridge, MA: Schenkman Pub, 1963.
MLA(9版)引用形式Creep, Roy Orval. Human Fertility and Population Problems: Proceedings of the Seminars. Schenkman Pub, 1963.
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