1. Dog-directed speech: why do we use it and do dogs pay attention to it?
2. Berko-Gleason, J., & Weintraub, S. (1978). Input language and the acquisition of communicative competence. In K. E. Nelson (Ed.), Children's language (Vol. 1, pp. 171–222). Gardner.
3. Bowlby, J. (1969). Attachment and loss vol. I. Attachment. Hogarth Press.
4. Brown, R. (1977). Introduction. In C. E. Snow & C. A. Ferguson (Eds.), Talking to children: Language input and acquisition (pp. 1–27). Cambridge University Press.
5. What's New, Pussycat? On Talking to Babies and Animals