Não informado. (1996). Post-soviet Geography and Economics. V.H. Winston & Sons.
Chicago-viite (17. p.)Não informado. Post-soviet Geography and Economics. Palm Beach, Fla: V.H. Winston & Sons, 1996.
MLA-viite (8. p.)Não informado. Post-soviet Geography and Economics. V.H. Winston & Sons, 1996.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
