Beyond Zork - The Coconut of Quendor

Adventure Collective Review - http://www.adventurecollective.com/reviews/beyondzork.htm
Rated 4/5. "While it is a great adventure game, it is not so great a role-playing one." By Matthew Murray.

Infocom Documentation Project - http://infodoc.plover.net/manuals/beyondzo.pdf
PDF file of scanned original game manual.

Infocom Games: Beyond Zork - http://www.infocom-if.org/games/beyondzork/beyondzork.html
Game information, box photos and blurb, specifications, release information, and sample transcript from manual.

Infocom Homepage: Beyond Zork - http://www.csd.uwo.ca/Infocom/beyond.html
Description, release information, statistics, packaging details.

SPAG Reviews - http://www.sparkynet.com/spag/b.html#bzork
Two reviews by Grahame Cree and Duncan Stevens.

The Infocom Gallery: Beyond Zork - http://infocom.elsewhere.org/gallery/beyond/beyond.html
High-quality scans of box, lore book, and map.