Wikipedia: Carcassonne - Hunters and Gatherers - Article describing the gameplay, scoring and expansion tiles of this standalone variant game. - http://en.wikipedia.org/wiki/Carcassonne:_Hunters_and_Gatherers
Westpark Gamers - Review by Aaron Haag. - http://www.westpark-gamers.de/index.html?/Reviews/carcass.html
BoardGameGeek: Carcassonne: Hunters and Gatherers - Includes reviews, links, photographs and downloads (including rules in English and other languages) relating to this variant game. - http://www.boardgamegeek.com/game/4390
Carcassonne Central - Community dedicated to Carcassonne and its variants. Includes discussion forums. - http://www.carcassonnecentral.com/
Windopaene's World - Game review of Klaus-Jurgen Wrede's Carcassonne. - http://home.pacifier.com/~millerb1/Carcassonne.html
Dan Becker's Home Page - Review of the board game Carcassonne by Klaus-Jürgen Wrede. - http://www.io.com/~beckerdo/games/reviews/CarcassonneReview.html