Style de citation APA (7e éd.)

Não informado. (1992). Post-soviet Geography. V.H. Winston & Sons.

Style de citation Chicago (17e éd.)

Não informado. Post-soviet Geography. Silver Spring, Md: V.H. Winston & Sons, 1992.

Style de citation MLA (8e éd.)

Não informado. Post-soviet Geography. V.H. Winston & Sons, 1992.

Attention : ces citations peuvent ne pas être correctes à 100%.