Kudryavtzev, Vladimir
Navosti Press, 1972
Buku Teks
Nikolsky, Nikolai
Allied , 1988
Buku Teks
edited by Robbin F. Laird and Erik P. Hoffman
Aldine de Gruyter, 1986
Buku Teks
Foreign Languages Publishing House, 1962
Buku Teks
Petrov, Vladimir, author
American Institute fo Public Research, 1975
Buku Teks