Cory, C. B. (1899). The birds of Eastern North America known to occur east of the ninetieth meridian. Special edition printed for the Field Columbian Museum.
Chicago-Zitierstil (17. Ausg.)Cory, Charles B. The Birds of Eastern North America Known to Occur East of the Ninetieth Meridian. Chicago: Special edition printed for the Field Columbian Museum, 1899.
MLA-Zitierstil (9. Ausg.)Cory, Charles B. The Birds of Eastern North America Known to Occur East of the Ninetieth Meridian. Special edition printed for the Field Columbian Museum, 1899.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.