@inbook{Ermisch2005,
author = {Ermisch, J.},
title= {The Puzzling Rise in Childbearing Outside Marriage},
year = {2005},
editor = {Heath, A.},
editor = {Ermisch, J.},
editor = {Duncan, G. },
booktitle = {Understanding social change},
address = {Oxford},
publisher = {Oxford University Press},
pages = {23--53},
}