Why men use prostitutes,
The Guardian, 2010.
SETTING THE RECORD. The trafficking of migrant women in the England and Wales off-street prostitution sector", Jackson m.fl., Regional Intelligence Unit for the South West, 2010.
Engelsk politiundersøgelse, der bl.a. viser, at 10 pct. af de prostituerede i UK er ofre for menneskehandel, og at 40 pct. af de prostituerede har store vanskeligheder ved at forlade prostitution.
"MEN WHO BUY SEX. Who they buy and what they know.
Eaves, London, 2009.
Undersøgelse af 103 sexkøbere og deres forhold til at købe sex.
"UNDER THE COVERS - Trafficking for sexual exploitation in Wales", Amnesty International, 2007.
"Violence by clients towards female prostitutes in different work settings: qustionnaire survey", Church m.fl., 2001.