TY  - BOOK
AU  - Ehrenberg, Ronald G  .
TI  - Modern labor economics: theory and public policy / 
SN  - 0-673-46227-7
U1  - X:9N4 
PY  - 1991///
CY  - London : 
PB  - HarperCollinsPublishers , 
KW  - Labor economics
ER  -