Osborne, R. H. (1967). East-Central Europe: A Geographical introduction to seven socialist states. London: Chatto & Windus.
Style de citation ChicagoOsborne, R. H. East-Central Europe: A Geographical Introduction to Seven Socialist States. London: Chatto & Windus, 1967.
Style de citation MLAOsborne, R. H. East-Central Europe: A Geographical Introduction to Seven Socialist States. London: Chatto & Windus, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.