The Official Guide to The X-Files is a 5-book series with 5 primary works first released in 1995 with contributions by Brian Lowry, Sarah Stegall, Chris Carter, Andy Meisler, and Marc Shapiro.
1995 • 3 Readers • 277 pages • 5
1996 • 3 Readers • 304 pages • 3.8
1998 • 1 Reader • 304 pages
1998 • 1 Reader • 288 pages
2001 • 1 Reader • 288 pages