Douglass, Frederick. “My Escape from Slavery.” Project Gutenberg. 2008. http://www.gutenberg.org/files/99/99-h/99-h.htm#escape.
“Frederick Douglass - Mini Bio.” Bio.com. YouTube video, 2:49. Posted January 26, 2010. http://www.youtube.com/watch?v=Su-4JBEIhXY&feature=player_detailpage.
Frey, Nancy, and Douglas Fisher. “Modeling Word Solving.” Vocabulogic: Bridging the Verbal Divide (blog). May 1, 2011. http://vocablog-plc.blogspot.com/2011/05/modeling-word-solving-frey-fisher.html.
Graves, Michael F. “Teaching Prefixes.” In Vocabulary Instruction: Research to Practice, 81–99. Edited by James Bauman and Edward Kame'enui. New York: The Guilford Press, 2004.
Henry, Marcia K. Unlocking Literacy: Effective Decoding and Spelling Instruction. Baltimore, MD: Paul H. Brookes Publishing, 2003.
Rozakis, Laurie E. Vocabulary for Dummies. New York: Hungry Minds, Inc., 2002.