Lenin, Vladimir I., author
Foreign Languages Publishing House , 1954
Buku Teks
Kipnis, Jeffrey, author
Brill, 2013
Buku Teks
Low, Alfred D., author
Bookman Associateds, 1958
Buku Teks
Roberts, Philip, 1938-, author
University of Queensland Press, 1971
Buku Teks
Earl, G. W. (George Windsor), 1865-, author
Oxford University Press, 1971
Buku Teks