ACCESS Project. (2011). Universal Design for Learning: A Concise Introduction. Retrieved from Colorado State University website: http://accessproject.colostate.edu/udl/modules/udl_introduction/udl_concise_intro.pdf
Burton et al. (2010). Universal Design for Learning in BC. Retrieved April 24, 2018, from http://www.setbc.org/Download/LearningCentre/Access/bcudl_review6_small.pdf
Jimenez, T.C., Graf, V.L. & Rose, E. (2007). Gaining Access to General Education: The Promise of Universal Design for Learning. Issues in Teacher Education, 16(2), 41-54.
National Center on Accessible Educational Materials. (n.d.). AIM Explorer. Retrieved May 3, 2017, from http://aem.cast.org/navigating/aim-explorer.html#.WunMGtNuaYU
Rogers, P.C., Graham, C.R. & Mayes, C.T. (2007, March 9). Cultural Competence and Instructional Design: Exploration Research into the Delivery of Online Instruction Cross-culturally. Education Technology Research Development, 55, 197-217.