APA (7th ed.) Citation

Acerbi, A., Lampos, V., Garnett, P., & Bentley, R. A. (2013). The expression of emotions in 20th century books. Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

Acerbi, Alberto, Vasileios Lampos, Philip Garnett, and R Alexander Bentley. The Expression of Emotions in 20th Century Books. Public Library of Science (PLoS), 2013.

MLA (8th ed.) Citation

Acerbi, Alberto, et al. The Expression of Emotions in 20th Century Books. Public Library of Science (PLoS), 2013.