World of Warcraft: Beginner's Guide was published by BradyGames sometime in 2011 for the 2011 Battle Chest and was included with the 2012 Battle Chest and is available for download from the World of Warcraft client management page. It briefly goes over every aspect of the game before Mists of Pandaria, including the basics of how to play each class specialization.
media.battle.net Beginner's Guide
from us.battle.net Account > Game Management > Download Games
from eu.battle.net Account > Game Management > Download Games