TY  - BOOK
AU  - Walker,Samuel
TI  - The police in America: an introduction 
SN  - 0070678693
AV  - HV8138 W15
PY  - 1992///
CY  - New York
PB  - McGraw-Hill
KW  - Police
KW  - United States
KW  - Police administration
N1  - Includes bibliographical references and index
ER  -