- Series: Nonfiction on the X-Files Series Record # 42990
- Nonfiction on the X-Files
- X-Writers (1995) [ES] by Paula Vitaris
- The Science of the X-Files (1996) [NF] by Michael White
- The Science of the X-Files (1998) [NF] by Jeanne Cavelos
-
Introduction (Trust No One) (2015) [ES]
by
Jonathan Maberry
also appeared as:
- Translation: Einleitung (Vertrauen Sie niemandem) [German] (2016)
- Introduction (The Truth Is Out There) (2016) [ES] by Dean Haglund