000
00304nam a2200133Ia 4500
005
20251003130106.0
008
251003s9999 xx 000 0 und d
082
_a
331
100
_a
George J. Borjas
245
0
_a
Labor Economics
260
_b
Mcgraw Hill
_a
Newyork
_c
1996
300
_a
488
942
_c
BK
999
_c
42582
_d
42582