TY  - JOUR
A1  - Espenshade, T.J.
A1  - Fu, H.
T1  - An analysis of English-language proficiency among U.S. immigrants
Y1  - 1997
DO  - 10.2307/2657305
JF  - American Sociological Review
VL  - 62
IS  - 2
SP  - 288
EP  - -305

ER  -