Cita APA (7th ed.)
Bates, E., Bretherton, I., & Syyder, L. S. (. S. (1988). From first words to grammar. Cambridge University Press.
Cita Chicago (17th ed.)
Bates, Elizabeth, Inge Bretherton, i Lynn S (Lynn Sebestyen Syyder. From First Words to Grammar. New York: Cambridge University Press, 1988.
Cita MLA (9th ed.)
Bates, Elizabeth, et al. From First Words to Grammar. Cambridge University Press, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.