APA (7th ed.) Zitazioa
Schaanning, H. T. L. (1933). 1. A Contribution to the bird fauna of East-Greenland. 2. A contribution to the bird fauna of Jan Mayen. Dybwad.
Chicago Style (17th ed.) Zitazioa
Schaanning, Hans Thomas Lange. 1. A Contribution to the Bird Fauna of East-Greenland. 2. A Contribution to the Bird Fauna of Jan Mayen. Oslo: Dybwad, 1933.
MLA (9th ed.) Zitazioa
Schaanning, Hans Thomas Lange. 1. A Contribution to the Bird Fauna of East-Greenland. 2. A Contribution to the Bird Fauna of Jan Mayen. Dybwad, 1933.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.