Parenting FirstCry. https://parenting.firstcry.com/articles/decoding-babys-body-language-whats-your-child-trying-to-say/
Diakses pada 27 Februari 2021Raising Children. https://raisingchildren.net.au/newborns/connecting-communicating/communicating/baby-cues
Diakses pada 27 Februari 2021