1Anderson, L. W. & Krathwohl, D. R. (2001) A Taxonomy for Learning, Teaching, and Assessing: A Revision of Bloom' s Taxonomy of Educational Objectives. London : Addison Wesley Longman, Inc. 2.
2Bloom, J. ( 1956 ) Taxonomy of Educational Objectives. Handbook 1: Cognitive Domain. New York, NY: David McKay Company. 3.
3Hart, S. (2000) Thinking Through Teaching: A Framework for Enhancing Participation and Learning. London: David Fulton Publishers.