1. Missing data;Allison,2002
2. The resurgence of nativism in California? The case of proposition 187 and illegal immigration;Alvarez;Social Science Quarterly,2000
3. Baker, P. (2005, August 30). Bush pledges action on borders; Southwest is promised agents, jail space for illegal immigrants. Washington Post, p. A3.
4. Barrett, B. (2007, September 16). Response to illegal immigrants varies widely. Chattanooga Times Free Press, p. A9.
5. A forgetful nation: On immigration and cultural identity in the United States;Behdad,2005