Gross, F. (1948). European ideologies: A survey of 20th century political ideas. Philosophical Library.
Chicago-viite (17. p.)Gross, Feliks. European Ideologies: A Survey of 20th Century Political Ideas. New York: Philosophical Library, 1948.
MLA-viite (9. p.)Gross, Feliks. European Ideologies: A Survey of 20th Century Political Ideas. Philosophical Library, 1948.
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