Cita APA (7a ed.)

Quispe, R., Protazio, J. M. B., & Gahr, M. (2017). Seasonal singing of a songbird living near the equator correlates with minimal changes in day length. Nature Portfolio.

Cita Chicago Style (17a ed.)

Quispe, Rene, João Marcelo Brazão Protazio, y Manfred Gahr. Seasonal Singing of a Songbird Living Near the Equator Correlates with Minimal Changes in Day Length. Nature Portfolio, 2017.

Cita MLA (8a ed.)

Quispe, Rene, et al. Seasonal Singing of a Songbird Living Near the Equator Correlates with Minimal Changes in Day Length. Nature Portfolio, 2017.