1. Invisible Offenders: Estimating Online Sex Customers. Issue 4 (1st October 2016) Authors: Roe-Sepowitz, Dominique; Bontrager Ryon, Stephanie; Hickle, Kristine; Gallagher, James M.; Hedberg, E. C. Journal: Journal of human trafficking Issue: Volume 2:Issue 4(2016) Page Start: 272 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗