Billingsley Roger Ed. <br/><br/>
Informers (policing, policy,practice) 
Billingsley Roger Ed.; Nemitz Teresa 
 - Devon  Willan Publishing UK        2001 
 - xi,179p  cm. 
<br/><br/><label>Standard No.: </label>23,820 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>Z,5, P1