Malthus, T. R. (1951). Principles of political economy considered with a view to their practical application (2nd ed.). A.M. Kelley.
Цитирование в стиле Чикаго (17-е изд.)Malthus, Thomas Robert. Principles of Political Economy Considered with a View to Their Practical Application. 2nd ed. New York: A.M. Kelley, 1951.
Цитирование MLA (9-е изд.)Malthus, Thomas Robert. Principles of Political Economy Considered with a View to Their Practical Application. 2nd ed. A.M. Kelley, 1951.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.