Sherr, J. (2013). Hard diplomacy and soft coercion: Russia's influence abroad. Chatham House, Royal Institute of International Affairs.
Lua i Stíl Chicago (17ú heag.)Sherr, James. Hard Diplomacy and Soft Coercion: Russia's Influence Abroad. London: Chatham House, Royal Institute of International Affairs, 2013.
Lua MLA (9ú heag.)Sherr, James. Hard Diplomacy and Soft Coercion: Russia's Influence Abroad. Chatham House, Royal Institute of International Affairs, 2013.
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