Katzner, Kenneth, author
John Wiley & Sons, 1994
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
Golovinsky, M., author
David Mckay, [date of publication not identified]
Buku Referensi
Jenkin, James, author
Lonely Planet Publications, 2006
Buku Referensi
Gisella Alisya, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2009
UI - Skripsi (Open)