Construct a references page following APA style guidelines. You should include all of the references that you have used for your research paper. Also used the following below and add some on death penalty. 

References 

Banner, S. (2002). The death penalty: An American history. Cambridge, MA: Harvard University Press. 

Bedau, H. A. (1997). The death penalty in America: Current controversies. New York: Oxford University Press. 

Gaie, J B. R . (2004). the ethics of medical involvement in capital punishment: a philosophical discussion. Kluwer Academic. 

Johnson, D &Zimring, F. (2009). The Next Frontier: National Development, Political Change, and the Death Penalty in Asia. Oxford University Press 

Schabas, W. (2002). the Abolition of the Death Penalty in International Law. Cambridge University Press. 

Sundby, S. E. (2005). A life and death decision: A jury weighs the death penalty. New York: Palgrave Macmillan. 

Zimring, F. E. (2003). The contradictions of American capital punishment, New York: Oxford University Press.