Amdur, Ellis. <br/><br/>
Safety at work :  skills to calm and de-escalate aggressive and mentally III individuals :  a comprehensive quidebook for corporate security managers :  human resouces staff, loss prevention specialists, executive protection, and others involved in threat management professions / 
Ellis Amdur, William Cooper. 
 - [United States?] :  Edgework,  2011. 
 - X, 270 s. :  il. ;  29 cm. 
<br/><br/><label>ISBN: </label>978195 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Przemoc w środowisku pracy--zapobieganie.<br/>Rozwiązywanie konfliktów