Top books on r/DungeonsAndDragons

Dungeons & Dragons Starter Set

Player's Handbook (Dungeons & Dragons)

Dungeon Master's Guide (D&D Core Rulebook)

Monster Manual (D&D Core Rulebook)

Wrath Of Ashardalon A D&D Boardgame

Pathfinder Flip-Mat: Basic

Legend Of Drizzt A Dungeons & Dragons Board Game

Dungeons & Dragons Starter Set

Rules Compendium: Roleplaying Game Core Rules

Heroes of the Fallen Lands

Heroes of the Forgotten Kingdoms

Dungeon Master's Kit Everything You Need To Run The World's...