Cita APA (7a ed.)

Matoba, T., Kutsukake, N., & Hasegawa, T. (2013). Head rubbing and licking reinforce social bonds in a group of captive African lions, Panthera leo. Public Library of Science (PLoS).

Cita Chicago Style (17a ed.)

Matoba, Tomoyuki, Nobuyuki Kutsukake, y Toshikazu Hasegawa. Head Rubbing and Licking Reinforce Social Bonds in a Group of Captive African Lions, Panthera Leo. Public Library of Science (PLoS), 2013.

Cita MLA (8a ed.)

Matoba, Tomoyuki, et al. Head Rubbing and Licking Reinforce Social Bonds in a Group of Captive African Lions, Panthera Leo. Public Library of Science (PLoS), 2013.