Style de citation APA (7e éd.)
(1983). Norwegian environmental statistics 1983: Natural resources and pollution. Central Bureau of Statistics.
Style de citation Chicago (17e éd.)
Norwegian Environmental Statistics 1983: Natural Resources and Pollution. Oslo: Central Bureau of Statistics, 1983.
Style de citation MLA (9e éd.)
Norwegian Environmental Statistics 1983: Natural Resources and Pollution. Central Bureau of Statistics, 1983.
Attention : ces citations peuvent ne pas être correctes à 100%.