Collier, Leonard Dawson
St. Paul's House Warwick Lane, 1973
Buku Teks
Maslov, Yevgeny
Moscow Foreign Languages Publishing House 1960
Buku Teks
Potapova, Nina F.
Progress Publishers, [196-]
Buku Teks
Horowitz, Anthony, 1955-
Victoria Bolinda Audio, 2013
Buku Teks
by Martin Malia ... [and others]; editor, Richard Pipes
Columbia University , 1961
Buku Teks SO