Almond, G. A., Krugman, H. E., Lewin, E., & Wriggins, H. (1954). The appeals of communism. Princeton: Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Almond, Gabriel A., Herbert E. Krugman, Elsbeth Lewin, agus Howard Wriggins. The Appeals of Communism. Princeton: Princeton University Press, 1954.
Lua MLA (8ú heag.)Almond, Gabriel A., et al. The Appeals of Communism. Princeton: Princeton University Press, 1954.
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