APA (7th ed.) Citation

Rousseau, J., Herder, J. G., Moran, J. H., & Gode, A. (1986). On the origin of language. University Press.

Chicago Style (17th ed.) Citation

Rousseau, Jean-Jacques, Johann Gottfried Herder, John H. Moran, and Alexander Gode. On the Origin of Language. Chicago [etc.]: University Press, 1986.

MLA (9th ed.) Citation

Rousseau, Jean-Jacques, et al. On the Origin of Language. University Press, 1986.