Shufeldt, R. W. (1891). Contributions to the Comparative Osteology of Arctic and Sub-Arctic Water-Birds: Part IX.
Chicago ZitierstilShufeldt, R. W. Contributions to the Comparative Osteology of Arctic and Sub-Arctic Water-Birds: Part IX. 1891.
MLA ZitierstilShufeldt, R. W. Contributions to the Comparative Osteology of Arctic and Sub-Arctic Water-Birds: Part IX. 1891.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.