1. BloomB. (1956). Taxonomy of educational objectives, handbook I: The cognitive domain. New York, NY: David McKay.
2. KeelingR. P. (Ed.). (2004). Learning reconsidered: A campus-wide focus on the student experience. Washington DC: American College Personnel Association and National Association of Student Personnel Administrators.
3. StrayhornT. L. (2006). Frameworks for assessing learning and development outcomes. Washington, DC: Council for the Advancement of Standards in Higher Education.