APA-viite (7. p.)
Walker, S. (2012). Presidents and civil liberties from Wilson to Obama: A story of poor custodians. Cambridge University Press.
Chicago-viite (17. p.)
Walker, Samuel. Presidents and Civil Liberties from Wilson to Obama: A Story of Poor Custodians. New York: Cambridge University Press, 2012.
MLA-viite (9. p.)
Walker, Samuel. Presidents and Civil Liberties from Wilson to Obama: A Story of Poor Custodians. Cambridge University Press, 2012.
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