Golinski, Jan, author
Cambridge University Press , 1992
Buku Teks
edited by Clive Bloom
Longman, 1993
Buku Teks
Ree, Jonathan, author
Clarendon Press, 1984
Buku Teks
Lenin, Vladimir I., author
Foreign Languages Publishing House , [date of publication not identified]
Buku Teks
by Mike Savage ...[and others]
Routledge, 1992
Buku Teks