Dymond, S., Bailey, R., & Willner, P. (2011). A visual aid to decision-making for people with intellectual disabilities. Research in Developmental Disabilities, 32(1), pp. 37-46. doi:10.1016/j.ridd.2010.08.008

Dymond, Simon, Rebecca Bailey, and Paul Willner. "A Visual Aid to Decision-making for People With Intellectual Disabilities." Research in Developmental Disabilities 32, no. 1 (2011): 37-46.

Dymond, Simon, Rebecca Bailey, and Paul Willner. "A Visual Aid to Decision-making for People With Intellectual Disabilities." Research in Developmental Disabilities 32.1 (2011): 37-46.