APA (7th ed.) Citation

Norway. Statistisk sentralbyrå & Norway. Statistisk sentralbyrå. Population by age. Folkemengden etter alder: Population by age.

Chicago Style (17th ed.) Citation

Norway. Statistisk sentralbyrå and Norway. Statistisk sentralbyrå. Population by age. Folkemengden Etter Alder: Population by Age. Olso.

MLA (8th ed.) Citation

Norway. Statistisk sentralbyrå and Norway. Statistisk sentralbyrå. Population by age. Folkemengden Etter Alder: Population by Age.

Warning: These citations may not always be 100% accurate.