(1973). Population: Perspective. Freeman, Cooper.
Chicagoスタイル(17版)引用形式Population: Perspective. San Francisco: Freeman, Cooper, 1973.
MLA(9版)引用形式Population: Perspective. Freeman, Cooper, 1973.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式