000 00354nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aVijverberg
245 _aLabour market performance as a determinant of migration
260 _c1989
_bWorld Bank
_aWashington DC
366 _b1989
650 _aMarketing
942 _cBK
999 _c72683
_d72683