Malthus, T. R., & Gilbert, G. (2008). An essay on the principle of population. Oxford University Press.
Chicagoスタイル(17版)引用形式Malthus, T. R., , Geoffrey Gilbert. An Essay on the Principle of Population. Oxford ; New York: Oxford University Press, 2008.
MLA(8版)引用形式Malthus, T. R., , Geoffrey Gilbert. An Essay on the Principle of Population. Oxford University Press, 2008.
警告: この引用は必ずしも正確ではありません.