Donnellan, E., Bannard, C., McGillion, M.L., Slocombe, K.E., & Matthews, D. (2019). Infants’ intentionally communicative vocalizations elicit responses from caregivers and are the best predictors of the transition to language: A longitudinal investigation of infants’ vocalizations, gestures and word production. Developmental Science , 23 (1), Article e12843. https://doi.org/10.1111/desc.12843

Fellowes, J., & Oakley, G. (2019). Language, literacy and early childhood education. Oxford University Press

Manning-Morton, J., & Thorp, M. (2003). Key times for play: The first three years. Open University Press

National Institute on Deafness and Other Communication Disorders (NIDCD). (2010). Speech and language developmental milestones. NIDCD. Retrieved 30 January 2024 from https://www.nidcd.nih.gov/sites/default/files/Documents/health/voice/NIDCD-Speech-Language-Dev-Milestones.pdf

Newman, R.S., Rowe, M.L., & Ratner, N.B. (2016). Input and uptake at 7 months predicts toddler vocabulary: The role of child-directed speech and infant processing skills in language development. Journal of Child Language , 43 (5), 1158-1173. https://doi.org/10.1017/S0305000915000446

Owens, R.E. (2021). Language development: An introduction. Pearson

Speech Pathology Australia. (2023). Communication milestones. Speech Pathology Australia. Retrieved 30 January 2024 from https://www.speechpathologyaustralia.org.au/Public/Public/Comm-swallow/Speech-development/Communication-milestones.aspx

Tamis-LeMonda, C.S., Custode, S., Kuchirko, Y., Escobar, K., & Lo, T. (2019). Routine language: Speech directed to infants during home activities. Child Development , 90 (6), 2135-2152. https://doi.org/10.1111/cdev.13089