TY  - BOOK
AU  - Hatton,Timothy
TI  - International migration and world development : : a historical perspective / 
T2  - NBER working paper series on historical factors in long run growth
U1  - 304.809 
PY  - 1992///
CY  - Cambridge, Mass.
PB  - National Bureau of Economic Research
KW  - MIGRACION INTERNACIONAL
N1  - Bibiliografía: p. 55-64
ER  -