000 00533nam a2200145Ia 4500
008 100324s9999 xx 000 0 und d
100 _aClark, Ximena; Hatton, Timothy J.; Williamson, J
245 _aExplaining U.S. immigration, 1971-98
260 _c2004
_bWorld Bank
_aWashington DC
300 _bSee WB 331.12 EDM (Includes Acc. Nos. 27374, 27360, 28540, 28734, 28796 & 28811)
_a35
366 _b2004
541 _gWorld Bank Depository
650 _aCountry Study
942 _cBK
999 _c89149
_d89149