1. Human characteristics and school learning;Bloom,1976
2. Taxonomy of educational objectives 1: The cognitive domain;Bloom,1956
3. Self-direction for lifelong learning;Candy,1991
4. The multidimensional audioconferencing classification system;Cookson;American Journal of Distance Education,1995
5. Personal correspondences from Marylou Dantonio, 18 August 1989. In Developing Thinking Skills through Questioning;Dantonio;Phi Delta Kappa,1989