@inbook{Wrigley1987,
author = {Wrigley, E.A.},
title= {No death without birth: The implications of English mortality in the early modern period},
year = {1987},
editor = {Porter, R.},
editor = {Wear, A.},
booktitle = {Problems and methods in the history of medicine},
address = {London},
publisher = {Croom Helm},
pages = {133--150},
}