1. Anderson, K., & Cohen, E. F. (2005). Political institutions and incorporation of immigrants. In C. Wolbrecht & R. E. Hero (Eds.), Politics of democratic inclusion (pp. 186–206). Temple University Press.
2. Anderson, S. (2013). How many more deaths? A report from the National Foundation for American Policy. http://nfap.com/research-2/study-by-year/
3. Bloemraad, I. (2006). Becoming a citizen: Incorporating immigrants and refugees in the United States and Canada. University of California Press.
4. Chavez, L. R. (1992). Shadowed lives: Undocumented immigrants in American society. Harcourt Brace College Publishing.
5. Cornelius, W. A., & Lewis, J. M. (2007). Impacts of border enforcement on Mexican migration: The view from sending communities. Center for Comparative Immigration Studies.