Humphries, J. (1991). 'Bread and a pennyworth of treacle': Excess female mortality in England in the 1840s. Oxford University Press.
Dyfyniad Arddull ChicagoHumphries, J. 'Bread and a Pennyworth of Treacle': Excess Female Mortality in England in the 1840s. Oxford University Press, 1991.
Dyfyniad MLAHumphries, J. 'Bread and a Pennyworth of Treacle': Excess Female Mortality in England in the 1840s. Oxford University Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.