Humphries, J. (1991). 'Bread and a pennyworth of treacle': Excess female mortality in England in the 1840s. Oxford University Press.
芝加哥风格引文Humphries, J. 'Bread and a Pennyworth of Treacle': Excess Female Mortality in England in the 1840s. Oxford University Press, 1991.
MLA引文Humphries, J. 'Bread and a Pennyworth of Treacle': Excess Female Mortality in England in the 1840s. Oxford University Press, 1991.
警告：这些引文格式不一定是100％准确.