Nyctophobia (Fear of the Dark)（Cleveland Clinic）https://my.clevelandclinic.org/health/diseases/22785-nyctophobia-fear-of-the-dark Accessed June 9, 2022

Nyctophobia（Phobia of The Dark）https://nopanic.org.uk/nyctophobia-phobia-of-the-dark/ Accessed June 9, 2022

HELPING CHILDREN OVERCOME THEIR FEAR OF THE DARK（Center for Effective Parenting）https://parenting-ed.org/wp-content/themes/parenting-ed/files/handouts/fear-of-the-dark.pdf Accessed June 9, 2022

When your child has a fear of the dark（first five years） https://www.firstfiveyears.org.au/child-development/when-your-child-has-a-fear-of-the-dark Accessed June 9, 2022