References
- Bloom , Benjamin S. 1977 . “Human Characteristics and School Learning.” Paper at National Symposium on Teaching and Learning, Chicago
- Combs , Arthur W. 1962 . “A Perceptual View of the Adequate Personality.” . In Perceiving, Behaving, and Becoming , Edited by: Combs , A. W. Washington , DC : Association for Supervision and Curriculum Development .
- Purkey , William W. 1970 . Self-Concept and School Achievement , Englewood Cliffs , NJ : Prentice-Hall .