TY  - JOUR
A1  - Massey, D.S.
A1  - Espinosa, K.E. 
T1  - What’s driving Mexico–U.S. migration? A theoretical, empirical, and policy analysis
Y1  - 1997
DO  - 10.1086/231037
JF  - American Journal of Sociology 
VL  - 102
IS  - 4

ER  -