Meyers, David G. Psychology in Everyday Life. Holland:
Worth Publishers, 2009
Steinhausen, H-C. "The heterogeneity of causes and courses
of attention-deficit ⁄ hyperactivity disorder." ACTA
PSYCHIATRICA SCANDINAVICA 120: (2009): 392-99.
Credo Reference. Web. 30 July 2014.
Stoner, Gary. "Attention-deficit/hyperactivity Disorder
(Adhd)." Encyclopedia of Behavior Modification and
Cognitive Behavior Therapy. Thousand Oaks: Sage
Publications, 2005. Credo Reference. Web. 30 July 2014.
Wedge, Marilyn. "Suffer the Children." Psychology Today: Here
to Help. Sussex Publishers, LLC, 8 Mar. 2012. Web. 16 Aug.
2014. .