Barbour, E. H. (1896). The Occurrence in Nebraska of Vireo flavoviridis. Zenodo.
Cita Chicago (17th ed.)Barbour, Erwin Hinckley. The Occurrence in Nebraska of Vireo Flavoviridis. Zenodo, 1896.
Cita MLA (9th ed.)Barbour, Erwin Hinckley. The Occurrence in Nebraska of Vireo Flavoviridis. Zenodo, 1896.
Atenció: Aquestes cites poden no estar 100% correctes.