1. The theory of reference work.;W. W.Bishop;Bulletin of the American Library Association,1915
2. Chieh, H. C., & Phan, P. (1999). Reinventing the university for the next millennium: Leadership imperatives for creating a learning organization. Singapore Management Review, 21(2), 69-87. Retrieved from http://web.ebscohost.com/
3. Moving from Subjective to Objective Assessments of Your Instruction Program
4. 1.00 Knowledge;B. S.Bloom;Taxonomy of educational objectives handbook i: Cognitive domain,1956
5. Reference questions as an authentic assessment of information literacy