APA (7th ed.) Citation

Bates, E., Bretherton, I., & Syyder, L. S. (. S. (1988). From first words to grammar. Cambridge University Press.

Chicago Style (17th ed.) Citation

Bates, Elizabeth, Inge Bretherton, and Lynn S (Lynn Sebestyen Syyder. From First Words to Grammar. New York: Cambridge University Press, 1988.

MLA (9th ed.) Citation

Bates, Elizabeth, et al. From First Words to Grammar. Cambridge University Press, 1988.