International Geographical Congress ,23rd :1976 (Moscow, Russia). (1976). International geography '76. Distributed by Pergamon Press.
Style de citation Chicago (17e éd.)International Geographical Congress ,23rd :1976 (Moscow, Russia). International Geography '76. Distributed by Pergamon Press, 1976.
Style de citation MLA (9e éd.)International Geographical Congress ,23rd :1976 (Moscow, Russia). International Geography '76. Distributed by Pergamon Press, 1976.
Attention : ces citations peuvent ne pas être correctes à 100%.