(1978). Facing zero population growth: Reactions and interpretations, past and present / Joseph J. Spengler.
Chicagoスタイル(17版)引用形式Facing Zero Population Growth: Reactions and Interpretations, Past and Present / Joseph J. Spengler. 1978.
MLA(9版)引用形式Facing Zero Population Growth: Reactions and Interpretations, Past and Present / Joseph J. Spengler. 1978.
警告: この引用は必ずしも正確ではありません.