1. Groce, M. M. (1996a). An introduction to travel training. Transition summary: Travel training for youth with disabilities (pp. 2–5). National Information Center Children and Youth with Disabilities (NICHY), Newark, NJ.
2. Groce, M. M. (1996b). A model of a travel training program: The New York City Board of Education Travel Training Program. Transition summary: Travel training for youth with disabilities (pp. 10–13). June 9. National Information Center Children and Youth with Disabilities (NICHY), Newark, NJ.
3. Mobility International USA. (2011). Autism spectrum/Asperger and international exchange.
4. National Center on Workforce and Disability. (2011). Transportation for people with disabilities. Retrieved 11 May 2011, from http://www.onestops.info/article.php?article_id=124.
5. National Clearing House on Disability and Exchange Mobility International USA. (n.d.). Autism spectrum/Asperger and international exchange. Retrieved 11 May 2011, from http://www.miusa.org/ncde/tipsheets/autismtips/?searchterm=autism.