1. Campbell, J., Brown, R., Cavanagh, S., Vess, S., & Segall, M. (2008). Evidence-based assessment of cognitive functioning in pediatric psychology. Journal of Pediatric Psychology, 33(9), 999–1014.
2. Hooper, S. R., Hatton, D. D., Baranek, G. T., Roberts, J. P., & Bailey, D. B., Jr. (2000). Nonverbal assessment of IQ, attention, and memory abilities in children with Fragile-X syndrome using the Leiter-R. Journal of Psychoeducational Assessment, 18, 255–267.
3. Klin, A., Saulnier, C., Tsatsanis, K., & Volkmar, F. (2005). Clinical evaluation in autism spectrum disorders: Psychological assessment within a transdisciplinary framework. In F. Volkmar, R. Paul, A. Klin, & D. Cohen (Eds.), Handbook of autism and pervasive developmental disorders. Hoboken: Wiley.
4. Kuschner, E., Bennetto, L., & Yost, K. (2007). Patterns of nonverbal cognitive functioning in young children with autism spectrum disorders. Journal of Autism and Developmental Disorders, 37, 795–807.
5. Leiter, R. (1979). Instruction manual for the Leiter international performance scale. Wood Dale: Stoelting.