Norges fugle,
APA Citation
Collett, R., Landmark, A., Olsen, Ã. (1921). Norges fugle. Kristiania: H. Aschehoug & co..
MLA Citation
Collett, Robert, 1842-1913, Anthon Landmark, and Ørjan Olsen. Norges Fugle. Kristiania: H. Aschehoug & co., 1921.
Warning: These citations may not always be complete (especially for serials).