1. 1) American Psychiatric Association: http://www.psychiatry.org/autism (Accessed Apr. 10, 2014)
2. 2) Greenspan SI: Infancy and early childhood: The practice of clinical assessment and intervention with emotional and developmental challenges. Madison: International Universities Press, 1992, pp 381–426.
3. 3) Greenspan SI, Wieder S: An integrated developmental approach to interventions for young children with severe difficulties in relating and communicating. Zero to three. Natl Cent Infants Toddlers Families.1997, 17: 5–18.
4. 4) Saudi Autistic Society: http://saudiautism.com/english/index (Accessed Apr. 5, 2014)
5. 5) Miller LJ, Lane SJ: Toward a consensus in terminology in sensory integration theory and practice: Part 1: Taxonomy of neurophysiological processes. Sens Integr Spec Interest Sect Q, 2000, 23: 1–4.