Lloyd, H. (1937). A Nest-hunting Broad-winged Hawk (Buteo platypterus platypterus). Zenodo.
Cita Chicago (17th ed.)Lloyd, Hoyes. A Nest-hunting Broad-winged Hawk (Buteo Platypterus Platypterus). Zenodo, 1937.
Cita MLA (9th ed.)Lloyd, Hoyes. A Nest-hunting Broad-winged Hawk (Buteo Platypterus Platypterus). Zenodo, 1937.
Atenció: Aquestes cites poden no estar 100% correctes.