00586nam a2200181 4500 368937 368937 20001113u y0pory50 ba eng The use of polygraph examinations in departmental investigations Washington January 1984 N.1 Police Chief (The) 0195-2571 PRÁTICA POLICIAL DETECTOR DE MENTIRAS ESTADOS UNIDOS 0 2022-06-06 396718 PJ PJ 2022-06-06 0 AP