Leonhard, W. (1974). Three faces of Marxism: The political concepts of Soviet ideology, Maoism, and humanist Marxism. Putnam.
Citação do estilo Chicago (17ª ed.)Leonhard, Wolfgang. Three Faces of Marxism: The Political Concepts of Soviet Ideology, Maoism, and Humanist Marxism. New York: Putnam, 1974.
Citação MLA (8ª ed.)Leonhard, Wolfgang. Three Faces of Marxism: The Political Concepts of Soviet Ideology, Maoism, and Humanist Marxism. Putnam, 1974.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.