Cita APA (7a ed.)

Campbell, R., & O'Neill, M. (2006). Sex work now. Willan.

Cita Chicago Style (17a ed.)

Campbell, Rosie, y Maggie O'Neill. Sex Work Now. Cullompton, Devon [u.a.]: Willan, 2006.

Cita MLA (8a ed.)

Campbell, Rosie, y Maggie O'Neill. Sex Work Now. Willan, 2006.