References
- Office of Intellectual Freedom, American Library Association. 2014 Book Challenges Infographic. http://www.ala.org/bbooks/frequentlychallengedbooks/statistics/2014-books-challenges-infographic (28 Dec. 2015).
- Office of Intellectual Freedom, American Library Association. Challenges to Library Materials. http://www.ala.org/bbooks/challengedmaterials (28 Dec. 2015).
- The Young Adult Library Services Association. The Next Big Thing in Banned Books. http://www.yalsa.ala.org/thehub/2012/10/01/the-next-big-thing-in-banned-books/ (28 Dec. 2015).