Ajzen, Icek
Attitudes, personality and behavior
Open University Press, 2004
 Buku Teks SO
Ajzen, Icek
Attitudes, personality and behavior
Open University Press, 2005
 Buku Teks
Jenkin, James
Russian phrasebook: with 3500-word two-way dictionary
Lonely Planet Publications, 2006
 Buku Referensi
Miller, Wright
Russians as people
E.P. Dutton, 1961
 Buku Teks SO
Berman, Harold J.
The Russians in focus
Little, Brown, 1953
 Buku Teks SO