Cita APA (7a ed.)
(1991). Economic Survey 4/91: Economic Trends in Norway. New Developments in the Perspectives for Natural Gas Trade in Europe. Economic Trends in the Nordic Countries (1. ed.). Central Bureau of Statistics of Norway.
Cita Chicago Style (17a ed.)
Economic Survey 4/91: Economic Trends in Norway. New Developments in the Perspectives for Natural Gas Trade in Europe. Economic Trends in the Nordic Countries. 1. ed. Oslo: Central Bureau of Statistics of Norway, 1991.
Cita MLA (9a ed.)
Economic Survey 4/91: Economic Trends in Norway. New Developments in the Perspectives for Natural Gas Trade in Europe. Economic Trends in the Nordic Countries. 1. ed. Central Bureau of Statistics of Norway, 1991.
Precaución: Estas citas no son 100% exactas.