TY  - BOOK
AU  - Calavita,Kitty
TI  - U. S. immigration law and the contral of labor: 1820-1924 
SN  - 0121550524 :
U1  - 325.10973 
PY  - 1984///
CY  - New York
PB  - Academic
KW  - Emigration and immigration law
KW  - United States
KW  - History
KW  - 1820-1924
KW  - Labor supply
KW  - Emigration and immigration
KW  - Government policy
N1  - Includes bibliographical references and index
ER  -