TY  - GEN
AU  - Borjas, George J 
TI  - Labor economics
SN  - 9780070172708
U1  - 331 
PY  - 2010///.
CY  - New York
PB  - MC graw hill, 
KW  - Labor economics
KW  - Social issues
KW  - Economic system
KW  - Pollution problem
N1  - It Includes  index
ER  -