TY  - BOOK
AU  - Purpura Philip P. 
TI  - Security and loss prevention: An introduction
SN  - 978 0 12 372525 7
AV  - HV 8290  .P87 2008
PY  - 2008///
CY  - Amsterdam
PB  - Elsevier 
KW  - Private security services
KW  - Burglary prevention
ER  -