Granick, David
Columbia University Press, 1955
Buku Teks
Granick, David
Columbia University Press, 1954
Buku Teks
Chamberlain, Neil W. (Neil Wolverton), author
McGraw-Hill, 1962
Buku Teks
Baransky, N. N., author
Foreign Languages Publishing House, 1956
Buku Teks
Munich : Institute for the Study of the USSR
Majalah, Jurnal, Buletin