@inbook{Hamel2012,
author = {Hamel, Ch. and Huschek, D. and Milewski, N. and de Valk, H. },
title= {Union formation and partner choice},
year = {2012},
editor = {Crul, M.},
editor = {J., Schneider},
editor = {Lelie, F.},
booktitle = {The European second generation compared: does the integration context matter?},
address = {Amsterdam},
publisher = {Amsterdam University Press},
}