Maslov, Yevgeny
Moscow Foreign Languages Publishing House 1960
Buku Teks
Potapova, Nina F.
Progress Publishers, [196-]
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Moorehead, Alan, 1910-1983
Harper and Brother, 1958
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by Martin Malia ... [and others]; editor, Richard Pipes
Columbia University , 1961
Buku Teks SO
Katzner, Kenneth
John Wiley & Sons, 1994
Buku Referensi