Pathfinder Roleplaying Game: Beginner Box Player Pack (2011)

From the publisher's website:

The Pathfinder Roleplaying Game: Beginner Box Player Pack provides new character creation options for Pathfinder players, including a complete character class: the powerful berserker known as the barbarian! Kit out your character with tons of new adventure gear and alchemical items, dominate combat with new feats and spells, and spruce up your character with new class options for clerics, fighters, rogues, and wizards! Take your Beginner Box characters to the next level with these exciting tips and tricks!