APA-viite (7. p.)
Green, T. H. (1967). The principles of political obligation. University of Michigan Press.
Chicago-viite (17. p.)
Green, Thomas Hill. The Principles of Political Obligation. USA: University of Michigan Press, 1967.
MLA-viite (9. p.)
Green, Thomas Hill. The Principles of Political Obligation. University of Michigan Press, 1967.
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