@inbook{Billari2002,
author = {Billari, F.C. and Castiglioni, M. and Castro Martin, T. and Michielin, F. and Ongaro, F.},
title= {Household and Union Formation in a Mediterranean Fashion: Italy and Spain},
year = {2002},
editor = {Klijzing, E.},
editor = {Corijn, M.},
booktitle = {Dynamics of Fertility and Partnership in Europe. Insights and Lessons from Comparative Research},
address = {New York},
publisher = {United Nations},
pages = {17--41},
}