The Unofficial Harry Potter Companion Volume 1: Sorcerer's Stone: An in-depth exploration (Sorcerer's Stone, 1)

The Unofficial Harry Potter Companion Volume 1: Sorcerer's Stone: An in-depth exploration (Sorcerer's Stone, 1)

The Unofficial Harry Potter Companion Volume 2: Chamber of Secrets: An in-depth exploration (Harry Potter, 2)

The Unofficial Harry Potter Hogwarts Handbook: MuggleNet's complete guide to the most famous school for wizards and witches (The Unofficial Harry Potter Reference Library)