1. California Department of Education. (2004). Statewide California Standards 2004 Test Results for English Language Arts. Retrieved October 30, 2004, from http://star.cde.ca.gov/2004.
2. California Department of Education. (2007a). Language Census Data. Retrieved May 1, 2007, from http://data1.cde.ca.gov/dataquest.
3. California Department of Education. (2007b). Statewide California Standards 2006 Test. Results for English Language Arts. Retrieved May 1, 2007, from http://star.cde.ca.gov/star2005.
4. The development of abstraction in adolescence in subject English;Christie,2002
5. Empowering minority students;Cummins,1989