Spengler, J. J. (1978). Facing Zero Population Growth: Reactions and interpretations, past and present. Duke University Press.
Цитирование в стиле Чикаго (17-е изд.)Spengler, Joseph J. Facing Zero Population Growth: Reactions and Interpretations, Past and Present. Duke University Press, 1978.
Цитирование MLA (9-е изд.)Spengler, Joseph J. Facing Zero Population Growth: Reactions and Interpretations, Past and Present. Duke University Press, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.