Cita APA (7a ed.)

Howard, C., Flather, C. H., & Stephens, P. A. (2020). A global assessment of the drivers of threatened terrestrial species richness. Nature Portfolio.

Cita Chicago Style (17a ed.)

Howard, Christine, Curtis H. Flather, y Philip A. Stephens. A Global Assessment of the Drivers of Threatened Terrestrial Species Richness. Nature Portfolio, 2020.

Cita MLA (8a ed.)

Howard, Christine, et al. A Global Assessment of the Drivers of Threatened Terrestrial Species Richness. Nature Portfolio, 2020.