APA (7th ed.) Citation

Crepaldi, F., Rocque, F., Dezecache, G., Proops, L., & Davila-Ross, M. Orangutans and chimpanzees produce morphologically varied laugh faces in response to the age and sex of their social partners. Nature Portfolio.

Chicago Style (17th ed.) Citation

Crepaldi, Fabio, Florence Rocque, Guillaume Dezecache, Leanne Proops, and Marina Davila-Ross. Orangutans and Chimpanzees Produce Morphologically Varied Laugh Faces in Response to the Age and Sex of Their Social Partners. Nature Portfolio.

MLA (9th ed.) Citation

Crepaldi, Fabio, et al. Orangutans and Chimpanzees Produce Morphologically Varied Laugh Faces in Response to the Age and Sex of Their Social Partners. Nature Portfolio.