TY  - CHAP
A1  - Kupiszewska, D.
A1  - Nowok, B.
T1  - Comparability of statistics on international migration flows in the European Union
Y1  - 2008
DO  - 10.1002/9780470985557.ch3
A3  - Raymer, J.
A3  - Willekens, F.
T2  - International migration in Europe: Data, models and estimates
CY  - Chichester
PB  - John Wiley and Sons

ER  -