Nation, R. C. The Zimmerwald Left . the roots of international communism in the First World War.
Chicago Style (17th ed.) CitationNation, Robert Craig. The Zimmerwald Left . the Roots of International Communism in the First World War.
MLA (8th ed.) CitationNation, Robert Craig. The Zimmerwald Left . the Roots of International Communism in the First World War.
Warning: These citations may not always be 100% accurate.