RT Article T1 History Matters: Canada's Contribution to the First Worldwide Study of Human Trafficking JF Canadian journal of criminology and criminal justice VO 55 IS 1 SP 33 OP 54 A1 Knepper, Paul 1964- LA English YR 2013 UL https://krimdok.uni-tuebingen.de/Record/1697010881 K1 Human trafficking K1 Research methodology K1 Historical criminology K1 Transnational organized crime DO 10.3138/cjccj.2011.E.39