D&D Basic Set Rulebook (B/X ed.) (Basic) - Wizards of the Coast

The Other Side blog: Plays Well With Others: Old-School Essentials

Wizards of the Coast

D&D 5th: Core Rulebook Gift Set - Collector's Edition - Discount Games Inc

Dungeons & Dragons Basic Game, Board Game

Realms of Chirak: April 2014

Basic Set (BX D&D) - D&D Wiki

D&D Xanathar's Guide to Everything (5E) for Fantasy Grounds

BIBLIO, Dungeon Master's Guide: Roleplaying Game Core Rules by Wizards RPG Team, Hardcover, June 6, 2008, Wizards of the Coast

Dungeons & Dragons Expert Rules Rulebook Book TSR 1980 1st Printing for sale online

Dungeons & Dragons edition differences

Exploring Dungeons & Dragons' Tyranny Of Dragons - Game Informer

TSR 11551 Dungeon Master's Guide Core Rulebook II 2000 Dungeons and Dragons ISBN 0-7869-1551-X 9 780786 915514 - Australia