Hubner, H. (2013). Hard diplomacy and soft coercion: Russia's influence abroad. Chatham House.
芝加哥风格引文Hubner, Hans. Hard Diplomacy and Soft Coercion: Russia's Influence Abroad. London, England: Chatham House, 2013.
MLA引文Hubner, Hans. Hard Diplomacy and Soft Coercion: Russia's Influence Abroad. Chatham House, 2013.
警告：这些引文格式不一定是100％准确.