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Юрьева, А. А. Основы логики: учебно-метод. пособие для студентов всех форм обучения / А. А. Юрьева; Воронеж. гос. аграр. ун-т. — Воронеж: ВГАУ, 2007 — 31 с — <URL:http://catalog.vsau.ru/elib/books/b50730.pdf>.
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