@inbook{Groenewold2008,
author = {Groenewold, G. and Bilsborrow, R.},
title= {Design of samples for international migration surveys: Methodological considerations and lessons learned from a multi-country study in Africa and Europe},
year = {2008},
editor = {Bonifazi, C.},
editor = {Okólski, M.},
editor = {Schoorl, J.},
editor = {Simon, P. },
booktitle = {International Migration in Europe: New Trends and New Methods of Analysis},
address = {Amsterdam},
publisher = {Amsterdam University Press},
pages = {293−312},
}