@inbook{008650463aaa4c43a1335d91cae2c89f,
title = "Union and family formation",
author = "{de Valk}, H.A.G.",
note = "Reporting year: 2008",
year = "2008",
language = "Niet gedefinieerd",
isbn = "978 90 8964 061 1",
series = "IMISCOE research",
publisher = "Amsterdam University Press",
pages = "143--159",
editor = "M. Crul and E.L. Heering",
booktitle = "The position of the Turkish and Moroccan second generation in Amsterdam and Rotterdam: the TIES study in the Netherlands",
address = "Nederland",
}