Zon, Hans van, 1949-, author
Palgrave Macmillan, 2016
Buku Teks
Rossi, Ugo, 1975-, author
Polity Press, 2017
Buku Teks
Tigar, Michael E.
Monthly Riview Press, 1977
Buku Teks
Khrushchov, Nikita Sergetevich, author
Foreign Languages, 1959
Buku Teks
Varga, Eugen, 1879-1964, author
Foreign Languages Publishing House, 1961
Buku Teks