Fact, Ficton and Folklore in Harry Potter’s World, George Beahm: Hampton Roads, 2005.
J. K. Rowling: A Biography, Connie Ann Kirk. Greenwood Press, 2003.
J. K. Rowling’s Harry Potter Novels, Philip Nel: Continuum Publishing Group, 2001.
Mapping the
World of Harry Potter, edited by Mercedes Lackey: Benbella
Books, 2006.
See especially "To
Sir, With Love", pp. 39-52.
Reading Harry Potter: Critical Essays, Giselle Liza Anatol: Praeger, 2003.
The Magical Worlds of Harry Potter, David Colbert: Berkley Publishing Group, 2002.
The Sorcerer’s Companion: A Guide to the Magical World of Harry Potter, Kronzek, Allan Zola and Elizabeth Kronzek: Broadway Books, 2001.