TY  - BOOK
AU  - Bancroft, Gertrude
TI  - The American labor force: its growth and changing composition
T2  - Census monograph series (Social Science Research Council (U.S))
U1  - 331.112 
PY  - 1958///
CY  - New York
PB  - John Wiley & Sons Inc
KW  - Labor Supply-United States
ER  -