| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c123150 _d123150 |
||
| 008 | 210924b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9781552393888 | ||
| 050 |
_aHV7936 _b.R63 2010 |
||
| 100 |
_aRoberts, John A; Ronsnick, Jeffrey S _945974 |
||
| 245 | _aCommunications for law enforcement professionals | ||
| 260 |
_aToronto _bEMP _cc2010. |
||