Blumhouse Productions. film production company, Landon, C., Diaz, J., & Jacobs, A. (2014). Paranormal activity. [Publisher not identified].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBlumhouse Productions. film production company, Christopher Landon, Jorge Diaz, और Andrew Jacobs. Paranormal Activity. [Place of publication not identified]: [Publisher not identified], 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBlumhouse Productions. film production company, et al. Paranormal Activity. [Publisher not identified], 2014.
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