Infocom Homepage: Infidel 
Description, box art, release information, game statistics, and packaging details.
http://www.csd.uwo.ca/Infocom/infidel.htmlMobyGames: Infidel 
Reviews, credits, box image, trivia, and other information.
http://www.mobygames.com/game/sheet/gameId,62/
SPAG Review 
"Infidel is of medium difficulty, an entertaining game but not a true classic." By Stephen Granade.
http://www.sparkynet.com/spag/i.html#infidel
Electronic Games Review 
"Infidel offers plenty of challenge, especially once the player has gained access to the lost tomb." By Tracie Forman.
http://www.csd.uwo.ca/Infocom/Articles/infidel-review.html
Review by Matthew Murray 
Capsule review. "With a lot of flavor and believability, if you don't mind taking the risk of perhaps being unsatisfied by the ending, you should look into Infidel."
http://www.matthewmurray.net/Reviews/ComputerGames/Infidel.html
Infocom Documentation Project 
PDF file of scanned original game manual.
http://infodoc.plover.net/manuals/temp/infidel.pdf
The Infocom Gallery: Infidel (gray box) 
High-quality scans of gray box packaging, manual, letters, and map.
http://infocom.elsewhere.org/gallery/infidel/infidel.html