TY  - BOOK
AU  - Collins, Susan.
AU  - Olson Jan
TI  - effective communication for a carreer in law enforcement
SN  - 97815523903347
AV  - HV7936 .C79C64 1999 
PY  - 2009///
CY  - Toronto
PB  - Emond Montgomery Publicatins
KW  - Communication in police administration
ER  -