Retro RPG: Advanced Dungeons & Dragons 2nd Edition Dungeon Masters Guide
From the front cover of the first printing:
This newly revised and updated version of the AD&D game provides everything Dungeon Masters neeed to create thrilling role-playing challenges. For intermediate through advanced players, ages 10 and up.
From the back cover of the first printing:
This is the complete guide to being an AD&D game Dungeon Master. Whether you're running a single adventure or masterminding a complete fantasy campaign, the Dungeon Master's Guide is an absolute necessity. The 2nd Edition Dungeon Master's Guide puts all the information you need right at your fingertips—in a fresh, new format, full indexed for your convenience. Here you'll learn all there is to know about magical spells and items, as well as monsters, combat, travel, NPCs, treasure, encounters, awarding experience, and more!