The Unofficial Harry Potter Character Compendium: MuggleNet's Ultimate Guide to Who's Who in the Realm of Wizards and Witches (The Unofficial Harry Potter Reference Library)

The Unofficial Harry Potter Character Compendium: MuggleNet's Ultimate Guide to Who's Who in the Wizarding World

The Unofficial Harry Potter Hogwarts Handbook

The Unofficial Ultimate Harry Potter Spellbook: A complete reference guide to every spell in the wizarding world (The Unofficial Harry Potter Reference Library)