Cita APA (7a ed.)

Wortley, R., & Smallbone, S. (2012). Internet child pornography: Causes, investigation and prevention. Praeger.

Cita Chicago Style (17a ed.)

Wortley, Richard, y Stephen Smallbone. Internet Child Pornography: Causes, Investigation and Prevention. Santa Barbara, Calif. [u.a.]: Praeger, 2012.

Cita MLA (8a ed.)

Wortley, Richard, y Stephen Smallbone. Internet Child Pornography: Causes, Investigation and Prevention. Praeger, 2012.