Lubensky, Sophia
Начало : When in Russia = Nachalo : When in Russia
McGraw-Hill, 1996
 Buku Teks
Salisbury, Harrison E.
Russia
Atheneum, 1965
 Buku Teks
Skrine, Francis Henry, 1847-1933
The expansion of Russia
Cambridge University Press, 2013
 Buku Teks
Vernadsky, George
The origins of Russia
At The Clarendon Press, 1959
 Buku Teks
Halasz, Nicholas
In the Shadow of Russia
Ronald Press, 1959
 Buku Teks