@book{Karpinska2016,
author = {Karpinska, K. and Fokkema, T. and Conkova, N. and Dykstra, P.A.},
title= {Codebook of the Families of Poles in the Netherlands (FPN) survey. Wave 1. Version 1, April 2016},
year = {2016},
doi = {10.17026/dans-zep-et7y},
publisher = {DANS},
}