Keck, M. E., & Sikkink, K. (1998). Activists beyond borders: Advocacy networks in international politics. Ithaca: Cornell University Press.
Lua i Stíl Chicago (17ú heag.)Keck, Margaret E., agus Kathryn Sikkink. Activists Beyond Borders: Advocacy Networks in International Politics. Ithaca: Cornell University Press, 1998.
Lua MLA (8ú heag.)Keck, Margaret E., agus Kathryn Sikkink. Activists Beyond Borders: Advocacy Networks in International Politics. Ithaca: Cornell University Press, 1998.
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