APA (7th ed.) Citation

Grinnell, J. (1897). Disgorgement among Song Birds. Zenodo.

Chicago Style (17th ed.) Citation

Grinnell, Joseph. Disgorgement Among Song Birds. Zenodo, 1897.

MLA (9th ed.) Citation

Grinnell, Joseph. Disgorgement Among Song Birds. Zenodo, 1897.

Warning: These citations may not always be 100% accurate.