@inbook{Nowok2006,
author = {Nowok, B and Kupiszewska, D.  and Poulain, M },
title= {Statistics on international migration flows},
year = {2006},
editor = {Poulain, M.},
editor = {Perrin, N.},
editor = {Singleton, A. },
booktitle = {THESIM: Towards Harmonised European Statistics on International Migration},
address = {Louvain-la-Neuve, Belgium},
publisher = {UCL Presses Universitaires de Louvain},
pages = {203--232},
}