@inbook{Kälvemark1980,
author = {Kälvemark, A.S.},
title= {Illegitimacy and marriage in three Swedish parishes in the nineteenth century},
year = {1980},
editor = {Laslett, P.},
editor = {Oosterveen, K.},
editor = {Smith, R.M.},
address = {London},
publisher = {Edward Arnold},
pages = {327‒335},
}