1. CAREY, L.M. (1988) Measuring and Evaluating School Learning (Boston, MA: Allyn & Bacon).
2. Quantitative Methods for Assessing the Fit Between Test and Curriculum
3. The Meaning of Content Validity
4. SACKETT, D.L., STRAUS, S.E., RICHARDSON, W.S., ROSENBERG, W. & HAYNES, B.R. (2000) Evidence-Based Medicine: How to Practice and Teach EBM, 2nd edn (Philadelphia, Churchill Livingstone).