Stears, M., & Leopold, D. (2008). Political Theory: Methods and Approaches. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Stears, M., agus D. Leopold. Political Theory: Methods and Approaches. Oxford University Press, 2008.
Lua MLA (9ú heag.)Stears, M., agus D. Leopold. Political Theory: Methods and Approaches. Oxford University Press, 2008.
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