Sharp, P., & Weisdorf, J. (2007). From preventive to permissive checks: The changing nature of the Malthusian relationship between nuptiality and the price of provisions in the nineteenth century. University of Oxford.
Citación estilo ChicagoSharp, P., and J. Weisdorf. From Preventive to Permissive Checks: The Changing Nature of the Malthusian Relationship Between Nuptiality and the Price of Provisions in the Nineteenth Century. University of Oxford, 2007.
Cita MLASharp, P., and J. Weisdorf. From Preventive to Permissive Checks: The Changing Nature of the Malthusian Relationship Between Nuptiality and the Price of Provisions in the Nineteenth Century. University of Oxford, 2007.
Warning: These citations may not always be 100% accurate.