HEUNI. European Institute for Crime Prevention and Control, affiliated with the United Nations
Organised crime around the world / Sabrina Adamoli... [et al.] . - Helsinki : HEUNI, 1998 . - x, 177 p.; 26 cm . - HEUNI Publication Series . - ISBN: 9515317460
CRIME ORGANIZADO / CONFISCO DE BENS / AGENTE INFILTRADO / VIGILÂNCIA ELECTRÓNICA / ENTREGA CONTROLADA / PROTECÇÃO DE TESTEMUNHA /