Nickell, J. (2001). Real-Life X-Files: Investigating the Paranormal. University Press of Kentucky.
Cita Chicago Style (17a ed.)Nickell, Joe. Real-Life X-Files: Investigating the Paranormal. Lexington, Ky.: University Press of Kentucky, 2001.
Cita MLA (8a ed.)Nickell, Joe. Real-Life X-Files: Investigating the Paranormal. University Press of Kentucky, 2001.
Precaución: Estas citas no son 100% exactas.