Diversity in Children's Books 2018Huyck, David and Sarah Park Dahlen. (2019 June 19). Diversity in Children’s Books 2018. sarahpark.com blog. Created in consultation with Edith Campbell, Molly Beth Griffin, K. T. Horning, Debbie Reese, Ebony Elizabeth Thomas, and Madeline Tyner, with statistics compiled by the Cooperative Children’s Book Center, School of Education, University of Wisconsin-Madison: http://ccbc.education.wisc.edu/books/pcstats.asp. Retrieved from https://readingspark.wordpress.com/2019/06/19/picture-this-diversity-in-childrens-books-2018-infographic/.
Updated figures from the Cooperative Children's Book Centre are available here.