Algeo, John. "Harry Potter's Four Fathers." Quest. 92.4 (2004): 145-149. Print.
Damour, Lisa. "Harry Potter and the Magical Looking Glass: Reading the Secret Life of the Preadolescent". Reading Harry Potter. Ed. Anatol, Giselle L. Westport: Greenwood Publishing Group, 2003. 15-24. Print.
Goodfriend, Wind. "Attachment Styles at Hogwarts". An Unauthorized Examination of the Boy Who Lived: The Psychology of Harry Potter. Ed. Neil Mullholland. Dallas: BenBella Books, 2006. 75-89. Print.
Rowling, J.K. Harry Potter and the Half-Blood Prince. New York: Scholastic, 2005.
Rowling, J.K. Harry Potter and the Prisoner of Azkaban. New York: Scholastic, 1999.
Damour, Lisa. "Harry Potter and the Magical Looking Glass: Reading the Secret Life of the Preadolescent". Reading Harry Potter. Ed. Anatol, Giselle L. Westport: Greenwood Publishing Group, 2003. 15-24. Print.
Goodfriend, Wind. "Attachment Styles at Hogwarts". An Unauthorized Examination of the Boy Who Lived: The Psychology of Harry Potter. Ed. Neil Mullholland. Dallas: BenBella Books, 2006. 75-89. Print.
Rowling, J.K. Harry Potter and the Half-Blood Prince. New York: Scholastic, 2005.
Rowling, J.K. Harry Potter and the Prisoner of Azkaban. New York: Scholastic, 1999.