TY  - BOOK
AU  - Grogger,Jeff
AU  - Willis,Mike
TI  - The introduction of crack cocaine and the rise in urban crime rates
AV  - HV5810 G763I
PY  - 1998///
CY  - Cambridge, Mass.
PB  - National Bureau of Economic Research
KW  - CRACK (DRUG)
KW  - CRIME
KW  - ECONOMICS
KW  - RESEARCH
ER  -