Mayhew, Susan, author
Oxford University Press, 1992
Buku Referensi
Russian-English, edited by Marcus Wheeler and Boris Unbegaun; English-Russian, edited by Paul Falla; revised and updated by Della Thompson
Oxford University Press, 2007
Buku Referensi
edited by Angela Partington
Oxford University Press, 1993
Buku Referensi
Oxford University Press, 1996
Buku Referensi
Cowie, A.P., author
Oxford University Press, 1993
Buku Referensi