Não informado. (1996). Post-soviet Geography and Economics. V.H. Winston & Sons.
Style de citation Chicago (17e éd.)Não informado. Post-soviet Geography and Economics. Palm Beach, Fla: V.H. Winston & Sons, 1996.
Style de citation MLA (8e éd.)Não informado. Post-soviet Geography and Economics. V.H. Winston & Sons, 1996.
Attention : ces citations peuvent ne pas être correctes à 100%.