Bent, A. C. Life histories of north American cuckoos, goatsuckers, hummingbirds, and their allies: In 2 parts. Dover Publ.
Chicago-Zitierstil (17. Ausg.)Bent, Arthur C. Life Histories of North American Cuckoos, Goatsuckers, Hummingbirds, and Their Allies: In 2 Parts. New York: Dover Publ.
MLA-Zitierstil (9. Ausg.)Bent, Arthur C. Life Histories of North American Cuckoos, Goatsuckers, Hummingbirds, and Their Allies: In 2 Parts. Dover Publ.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.