Andrees, B. (2008). Forced labour and human trafficking: Handbook for labour inspectors6. International Labour Office.
Chicago-viite (17. p.)Andrees, Beate. Forced Labour and Human Trafficking: Handbook for Labour Inspectors6. Geneva: International Labour Office, 2008.
MLA-viite (9. p.)Andrees, Beate. Forced Labour and Human Trafficking: Handbook for Labour Inspectors6. International Labour Office, 2008.
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