The Unofficial Harry Potter Bestiary

The Unofficial Harry Potter Bestiary: MuggleNet's Complete Guide to the Fantastic Creatures from the Realm of Wizards and Witches (The Unofficial Harry Potter Reference Library)

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)

The Unofficial Ultimate Harry Potter Spellbook: A complete reference guide to every spell in the realm of wizards and witches (The Unofficial Harry Potter Reference Library)