TY  - BOOK
AU  - Peterson Florence
ED  - 
TI  - American Labor Unions : What They are and How They Work
U1  - 331.880973 Pet/Ame 
PY  - 1945///
CY  - London
PB  - Harper & Brothers Pub.
KW  -  Trade Union-America
KW  - Labour Union  
N1  - B
ER  -