TY  - BOOK
AU  - Walker,Samuel
ED  - Katz,Charles M.
TI  - Police in America:an introduction
SN  - 9780072873252
U1  - 363.20973 
PY  - 2005///
CY  - Boston
PB  - McGraw-Hill
KW  - Police--United States
KW  - Police administration--United States
N1  - 1cd
ER  -