Cita APA (7th ed.)

Damm, A. (1950). Oslo: Capital of Norway / By Arne Damm. Damm.

Cita Chicago (17th ed.)

Damm, Arne. Oslo: Capital of Norway / By Arne Damm. Oslo: Damm, 1950.

Cita MLA (8th ed.)

Damm, Arne. Oslo: Capital of Norway / By Arne Damm. Damm, 1950.