Tài liệu tham khảo WikiPedia: Dungeon (trò chơi điện tử) http://www.armchairarcade.com/neo/node/1396 http://www.gamasutra.com/features/20070223a/barton... http://stuff.mit.edu/afs/athena/contrib/games/src/... http://www.cgwmuseum.org/galleries/issues/cgw_50.p... https://books.google.com/books?id=CvxOAAAAMAAJ https://web.archive.org/web/20171120234946/http://...
