References for "Protecting youths from online harassment"
Gifford NV. "Sexting in the USA," report of the Family Online Safety Institute, undated.
O'Keeffe GS, et al. "The Impact of Social Media on Children, Adolescents, and Families," Pediatrics (April 2011): Vol. 127, No. 4, pp. 800–804. www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Citation&list_uids=21444588