TY  - BOOK
ED  - United Nations Economic Commission for Europe (UNECE)
TI  - Guidance on the Use of Longitudinal Data for Migration Statistics
SN  - 9789211172638 
AV  - UNECE(02)2020/22 
PY  - 2020///
CY  - Geneva
PB  - UNITED NATIONS
KW  - MIGRATIONS--STATISTICS, METHODS
ER  -