Bates, E., Bretherton, I., & Syyder, L. S. (. S. (1988). From first words to grammar. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Bates, Elizabeth, Inge Bretherton, agus Lynn S (Lynn Sebestyen Syyder. From First Words to Grammar. New York: Cambridge University Press, 1988.
Lua MLA (9ú heag.)Bates, Elizabeth, et al. From First Words to Grammar. Cambridge University Press, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.