Cita APA (7a ed.)

Bierregaard, R. O. (1984). Observations of the Nesting Biology of the Guiana Crested Eagle (Morphnus guianensis). Zenodo.

Cita Chicago Style (17a ed.)

Bierregaard, Richard O. Observations of the Nesting Biology of the Guiana Crested Eagle (Morphnus Guianensis). Zenodo, 1984.

Cita MLA (9a ed.)

Bierregaard, Richard O. Observations of the Nesting Biology of the Guiana Crested Eagle (Morphnus Guianensis). Zenodo, 1984.