Harper-Hill, K. (2007). Planning to learn: Creating and using a personal planner with young people on the autism spectrum. Jessica Kingsley Publishers.
Chicago-Zitierstil (17. Ausg.)Harper-Hill, Keely. Planning to Learn: Creating and Using a Personal Planner with Young People on the Autism Spectrum. London: Jessica Kingsley Publishers, 2007.
MLA-Zitierstil (9. Ausg.)Harper-Hill, Keely. Planning to Learn: Creating and Using a Personal Planner with Young People on the Autism Spectrum. Jessica Kingsley Publishers, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.