Blumhouse Productions, Peli, O., Featherston, K., Sloat, M., Fredrichs, M., Palmer, A., & Armstrong, A. (2009). Paranormal activity. DreamWorks Pictures.
Cita Chicago Style (17a ed.)Blumhouse Productions, Oren Peli, Katie Featherston, Micah Sloat, Mark Fredrichs, Ashley Palmer, y Amber Armstrong. Paranormal Activity. [California] : Paramount Pictures: DreamWorks Pictures, 2009.
Cita MLA (8a ed.)Blumhouse Productions, et al. Paranormal Activity. DreamWorks Pictures, 2009.
Precaución: Estas citas no son 100% exactas.