National Library, 1991
Buku Teks
Longman, 1998
Buku Teks
Gor`kiy, Aleksey Maksimovich, author
Foreign Languages Publishing House, [date of publication not identified]
Buku Teks
Oxford University Press, 1981
Koleksi Publik
edited by Leonie Kramer
Oxford University Press, 1981
Buku Teks