TY  - BOOK
AU  - Walker, Samuel.
TI  - The Police In America :An Introductiion With CD /Samuel Walker, Charles M. Katz
SN  - 10: 0072944781
U1  - 363.2WAL 
PY  - 2005///
CY  - Boston
PB  - Mc Graw- Hill
KW  - Police_ United States
ER  -