Foreign Languages Publishing House, 1959
Buku Teks
Foreign Languages Publishing House, 1959
Buku Teks
Mongait, Alexander, author
Foreign Languages Publishing House, 1959
Buku Teks
Hammer, Darrel P.
Westview Press, 1990
Buku Teks
Rothstein, Andrew, author
Penguin Books , 1950
Buku Teks