Upton, A. F. (1973). The communist parties of Scandinavia and Finland. London: Weidenfeld and Nicolson.
Lua i Stíl Chicago (17ú heag.)Upton, A. F. The Communist Parties of Scandinavia and Finland. London: Weidenfeld and Nicolson, 1973.
Lua MLA (8ú heag.)Upton, A. F. The Communist Parties of Scandinavia and Finland. London: Weidenfeld and Nicolson, 1973.
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