HealthyChildren.org.
https://www.healthychildren.org/English/healthy-living/emotional-wellness/Pages/Everybody-Gets-Mad-Helping-Your-Child-Cope-with-Conflict.aspx. 11/21/2015. Accessed 10/08/17.
Vanderbilt University. Teaching Your Child to Identify and Express Emotions. The Center on the Social and Emotional Foundations for Early Learning. http://csefel.vanderbilt.edu/familytools/teaching_emotions.pdf. Accessed 10/08/2017.