@techreport{Schoorl2000,
author = {Schoorl, J. and Heering, L. and Esveldt, I. and Groenewold, G. and van der Erf, R. and Bosch, A. and de Valk, H. and de Bruijn, B.},
title= {Push and pull factors of international migration: A comparative report},
year = {2000},
publisher = {Eurostat, European Communities},
address = {Luxembourg},
number = {161 pp.},
}