TY  - BOOK
AU  - Levenstein,Aaron, x
AU  - x
TI  - Labor: Today  and  tomorrow
SN  - x 
U1  - 331/LEL 
PY  - 1945///
CY  - N.Y.
PB  - Knopf
KW  - Labor  and  Laboring  Classes
KW  - Labour  and  Labouring   Classes
ER  -